diff --git a/app/uk/gov/hmrc/helptosavetestadminfrontend/config/AllowlistFilter.scala b/app/uk/gov/hmrc/helptosavetestadminfrontend/config/AllowlistFilter.scala
index bcadd83..629b84f 100644
--- a/app/uk/gov/hmrc/helptosavetestadminfrontend/config/AllowlistFilter.scala
+++ b/app/uk/gov/hmrc/helptosavetestadminfrontend/config/AllowlistFilter.scala
@@ -23,16 +23,16 @@ import play.api.Configuration
 import play.api.mvc.{Call, RequestHeader, Result, Results}
 import uk.gov.hmrc.helptosavetestadminfrontend.controllers.routes
 import uk.gov.hmrc.helptosavetestadminfrontend.util.Logging
-import uk.gov.hmrc.whitelist.{AkamaiWhitelistFilter => AkamaiAllowListFilter}
+import uk.gov.hmrc.allowlist.AkamaiAllowlistFilter
 
 import scala.concurrent.Future
 
-class AllowListFilter @Inject()(configuration: Configuration, val mat: Materializer) extends AkamaiAllowListFilter with Logging {
+class AllowListFilter @Inject()(configuration: Configuration, val mat: Materializer) extends AkamaiAllowlistFilter with Logging {
 
-  override def whitelist: Seq[String] =
+  override def allowlist: Seq[String] =
     configuration.underlying.get[List[String]]("http-header-ip-whitelist").value
 
-  override def excludedPaths: Seq[Call] = Seq(forbiddenCall, healthCheckCall)
+  override def excludedPaths: Seq[Call] = Seq(forbiddenCall)
 
   // This is the `Call` used in the `Redirect` when an IP is present in the header
   // of the HTTP request but is not in the allowList
@@ -44,13 +44,11 @@ class AllowListFilter @Inject()(configuration: Configuration, val mat: Materiali
     Future.successful(Results.Redirect(forbiddenCall))
   }
 
-  val forbiddenCall: Call = Call("GET", routes.ForbiddenController.forbidden().url)
-
-  val healthCheckCall: Call = Call("GET", uk.gov.hmrc.play.health.routes.HealthController.ping().url)
+  val forbiddenCall: Call = Call("GET", routes.ForbiddenController.forbidden.url)
 
   override def apply(f: (RequestHeader) ⇒ Future[Result])(rh: RequestHeader): Future[Result] = {
     rh.headers.get(trueClient).foreach{ ip ⇒
-      if (!whitelist.contains(ip)) {
+      if (!allowlist.contains(ip)) {
         logger.warn(s"SuspiciousActivity: Received request from non-allowListed ip $ip")
       }
     }
diff --git a/app/uk/gov/hmrc/helptosavetestadminfrontend/config/Filters.scala b/app/uk/gov/hmrc/helptosavetestadminfrontend/config/Filters.scala
index 6b93b3d..53adae6 100644
--- a/app/uk/gov/hmrc/helptosavetestadminfrontend/config/Filters.scala
+++ b/app/uk/gov/hmrc/helptosavetestadminfrontend/config/Filters.scala
@@ -21,23 +21,18 @@ import configs.syntax._
 import play.api.Configuration
 import play.api.http.HttpFilters
 import play.api.mvc.EssentialFilter
-import uk.gov.hmrc.play.bootstrap.frontend.filters.FrontendFilters
 
 @Singleton
 class Filters @Inject()(
-                         configuration:   Configuration,
-                         allowListFilter: AllowListFilter,
-                         frontendFilters: FrontendFilters
+     configuration:   Configuration,
+     allowListFilter: AllowListFilter
 ) extends HttpFilters {
 
   val allowListFilterEnabled: Boolean =
     configuration.underlying.get[List[String]]("http-header-ip-whitelist").value.nonEmpty
 
   override val filters: Seq[EssentialFilter] =
-    if (allowListFilterEnabled) {
-      frontendFilters.filters :+ allowListFilter
-    } else {
-      frontendFilters.filters
-    }
+    if (allowListFilterEnabled) Seq(allowListFilter)
+    else Seq.empty
 
 }
diff --git a/app/uk/gov/hmrc/helptosavetestadminfrontend/views/availableFunctions.scala.html b/app/uk/gov/hmrc/helptosavetestadminfrontend/views/availableFunctions.scala.html
index e78b63d..4e91a54 100644
--- a/app/uk/gov/hmrc/helptosavetestadminfrontend/views/availableFunctions.scala.html
+++ b/app/uk/gov/hmrc/helptosavetestadminfrontend/views/availableFunctions.scala.html
@@ -25,7 +25,7 @@
     <h1>Available Functions</h1>
 
     <ul>
-        <li><a href="@routes.VerifiedEmailsController.specifyEmailsToDelete()">Delete Emails</a></li><br>
+        <li><a href="@routes.VerifiedEmailsController.specifyEmailsToDelete">Delete Emails</a></li><br>
         <li><a href="@routes.HelpToSaveApiController.getCheckEligibilityPage()">Check Eligibility</a></li><br>
         <li><a href="@routes.HelpToSaveApiController.getCreateAccountPage()">Create Account</a></li><br>
         <li><a href="@routes.HelpToSaveApiController.getAccountPage()">Get Account</a></li>
diff --git a/app/uk/gov/hmrc/helptosavetestadminfrontend/views/main_template.scala.html b/app/uk/gov/hmrc/helptosavetestadminfrontend/views/main_template.scala.html
index cc024bf..b9a4f22 100644
--- a/app/uk/gov/hmrc/helptosavetestadminfrontend/views/main_template.scala.html
+++ b/app/uk/gov/hmrc/helptosavetestadminfrontend/views/main_template.scala.html
@@ -14,7 +14,6 @@
  * limitations under the License.
  *@
 
-@import uk.gov.hmrc.helptosavetestadminfrontend.views.html.govuk_wrapper
 @import uk.gov.hmrc.play.views.html.layouts.{Sidebar, MainContentHeader, Article}
 
 @this(govukWrapper: govuk_wrapper,
diff --git a/app/uk/gov/hmrc/helptosavetestadminfrontend/views/specify_emails_to_delete.scala.html b/app/uk/gov/hmrc/helptosavetestadminfrontend/views/specify_emails_to_delete.scala.html
index f9e13f3..d029d0c 100644
--- a/app/uk/gov/hmrc/helptosavetestadminfrontend/views/specify_emails_to_delete.scala.html
+++ b/app/uk/gov/hmrc/helptosavetestadminfrontend/views/specify_emails_to_delete.scala.html
@@ -24,7 +24,7 @@
 
 @main_template(title = "Hello from help-to-save-test-admin-frontend", bodyClasses = None) {
 
-@uiForm(uk.gov.hmrc.helptosavetestadminfrontend.controllers.routes.VerifiedEmailsController.deleteVerifiedEmails(), 'class -> "group subsection--wide") {
+@uiForm(uk.gov.hmrc.helptosavetestadminfrontend.controllers.routes.VerifiedEmailsController.deleteVerifiedEmails, 'class -> "group subsection--wide") {
   @input_text(
     id = "emails",
     name = "emails",
diff --git a/build.sbt b/build.sbt
index 32a6424..615690f 100644
--- a/build.sbt
+++ b/build.sbt
@@ -6,49 +6,33 @@ val appName = "help-to-save-test-admin-frontend"
 
 lazy val appDependencies: Seq[ModuleID] = dependencies ++ testDependencies()
 
-val akkaVersion     = "2.5.23"
-
-val akkaHttpVersion = "10.0.15"
-
-
-dependencyOverrides += "com.typesafe.akka" %% "akka-stream"    % akkaVersion
-
-dependencyOverrides += "com.typesafe.akka" %% "akka-protobuf"  % akkaVersion
-
-dependencyOverrides += "com.typesafe.akka" %% "akka-slf4j"     % akkaVersion
-
-dependencyOverrides += "com.typesafe.akka" %% "akka-actor"     % akkaVersion
-
-dependencyOverrides += "com.typesafe.akka" %% "akka-http-core" % akkaHttpVersion
-
 val dependencies = Seq(
   ws,
-  "uk.gov.hmrc" %% "bootstrap-frontend-play-26" % "5.2.0",
-  "uk.gov.hmrc" %% "govuk-template" % "5.66.0-play-26",
-  "uk.gov.hmrc" %% "play-ui" % "9.2.0-play-26",
-  "uk.gov.hmrc" %% "play-health" % "3.16.0-play-26",
-  "uk.gov.hmrc" %% "simple-reactivemongo" % "8.0.0-play-26",
-  "uk.gov.hmrc" %% "play-whitelist-filter" % "3.4.0-play-26",
-  "uk.gov.hmrc" %% "totp-generator" % "0.22.0",
-  "com.github.kxbmap" %% "configs" % "0.6.1",
-  "org.typelevel" %% "cats-core" % "2.2.0",
-  "org.jsoup" % "jsoup" % "1.13.1",
-  "org.mongodb.scala" %% "mongo-scala-driver" % "4.2.3",
-  compilerPlugin("com.github.ghik" % "silencer-plugin" % "1.7.3" cross CrossVersion.full),
-  "com.github.ghik" % "silencer-lib" % "1.7.3" % Provided cross CrossVersion.full
+  "uk.gov.hmrc"       %% "bootstrap-frontend-play-28"   % "5.12.0",
+  "uk.gov.hmrc"       %% "govuk-template"               % "5.72.0-play-28",
+  "uk.gov.hmrc"       %% "play-ui"                      % "9.5.0-play-28",
+  "uk.gov.hmrc"       %% "simple-reactivemongo"         % "8.0.0-play-28",
+  "uk.gov.hmrc"       %% "play-allowlist-filter"        % "1.0.0-play-28",
+  "uk.gov.hmrc"       %% "totp-generator"               % "0.22.0",
+  "com.github.kxbmap" %% "configs"                      % "0.6.1",
+  "org.typelevel"     %% "cats-core"                    % "2.2.0",
+  "org.jsoup"         %  "jsoup"                        % "1.13.1",
+  "org.mongodb.scala" %% "mongo-scala-driver"           % "4.2.3",
+  compilerPlugin("com.github.ghik" % "silencer-plugin" % "1.7.5" cross CrossVersion.full),
+  "com.github.ghik" % "silencer-lib" % "1.7.5" % Provided cross CrossVersion.full
 )
 
 def testDependencies(scope: String = "test") = Seq(
-  "uk.gov.hmrc" %% "bootstrap-test-play-26" % "5.2.0" % scope,
-  "uk.gov.hmrc" %% "service-integration-test" % "1.1.0-play-26" % scope,
-  "uk.gov.hmrc" %% "domain" % "5.11.0-play-26" % scope,
-  "uk.gov.hmrc" %% "stub-data-generator" % "0.5.3" % scope,
-  "uk.gov.hmrc" %% "reactivemongo-test" % "5.0.0-play-26" % scope,
-  "org.scalatest" %% "scalatest" % "3.2.8" % scope,
-  "org.scalatestplus" %% "scalatestplus-scalacheck" % "3.1.0.0-RC2" % scope,
-  "com.vladsch.flexmark" % "flexmark-all" % "0.35.10" % scope,
-  "com.typesafe.play" %% "play-test" % PlayVersion.current % scope,
-  "org.scalamock" %% "scalamock-scalatest-support" % "3.6.0" % scope
+  "uk.gov.hmrc"           %% "bootstrap-test-play-28"      % "5.12.0"            % scope,
+  "uk.gov.hmrc"           %% "service-integration-test"    % "1.1.0-play-28"     % scope,
+  "uk.gov.hmrc"           %% "domain"                      % "6.2.0-play-28"     % scope,
+  "uk.gov.hmrc"           %% "stub-data-generator"         % "0.5.3"             % scope,
+  "uk.gov.hmrc"           %% "reactivemongo-test"          % "5.0.0-play-28"     % scope,
+  "org.scalatest"         %% "scalatest"                   % "3.2.9"             % scope,
+  "org.scalatestplus"     %% "scalatestplus-scalacheck"    % "3.1.0.0-RC2"       % scope,
+  "com.vladsch.flexmark"  %  "flexmark-all"                % "0.35.10"           % scope,
+  "com.typesafe.play"     %% "play-test"                   % PlayVersion.current % scope,
+  "org.scalamock"         %% "scalamock-scalatest-support" % "3.6.0"             % scope
 )
 
 lazy val plugins: Seq[Plugins] = Seq.empty
@@ -59,10 +43,10 @@ lazy val scoverageSettings = {
   Seq(
     // Semicolon-separated list of regexs matching classes to exclude
     ScoverageKeys.coverageExcludedPackages := "<empty>;Reverse.*;.*(uk.gov.hmrc.helptosavetestadminfrontend.config|forms|util|views.*);.*(AuthService|BuildInfo|Routes).*",
-    ScoverageKeys.coverageMinimum := 10,
+    ScoverageKeys.coverageMinimumStmtTotal := 10,
     ScoverageKeys.coverageFailOnMinimum := false,
     ScoverageKeys.coverageHighlighting := true,
-    parallelExecution in Test := false
+    Test / parallelExecution := false
   )
 }
 
@@ -78,7 +62,7 @@ lazy val microservice = Project(appName, file("."))
   .settings(PlayKeys.playDefaultPort := 7007)
   .settings(
     libraryDependencies ++= appDependencies,
-    evictionWarningOptions in update := EvictionWarningOptions.default.withWarnScalaVersionEviction(false)
+    update / evictionWarningOptions := EvictionWarningOptions.default.withWarnScalaVersionEviction(false)
   )
   .settings(resolvers ++= Seq(
     Resolver.jcenterRepo,
diff --git a/conf/application.conf b/conf/application.conf
index 8d909ad..2fa289f 100644
--- a/conf/application.conf
+++ b/conf/application.conf
@@ -18,7 +18,7 @@ appName="help-to-save-test-admin-frontend"
 play.http.router=prod.Routes
 
 # to learn why this was included: /display/TEC/2016/03/14/Setting+Security+Headers+in+frontend+services
-play.filters.headers.contentSecurityPolicy = "default-src 'self' 'unsafe-inline' localhost:9000 localhost:9032 localhost:9250 data:; img-src *"
+play.filters.csp.CSPFilter = "default-src 'self' 'unsafe-inline' localhost:9000 localhost:9032 localhost:9250 data:; img-src *"
 
 # An ApplicationLoader that uses Guice to bootstrap the application.
 play.application.loader = "uk.gov.hmrc.play.bootstrap.ApplicationLoader"
diff --git a/conf/prod.routes b/conf/prod.routes
index 14a0ca6..38c9dde 100644
--- a/conf/prod.routes
+++ b/conf/prod.routes
@@ -1,4 +1,5 @@
 # Add all the application routes to the app.routes file
-->         /help-to-save-test-admin-frontend              app.Routes
-->         /                          health.Routes
-->     	   /template                  template.Routes
+->         /help-to-save-test-admin-frontend        app.Routes
+->         /                                        health.Routes
+->     	   /template                                template.Routes
+
diff --git a/project/build.properties b/project/build.properties
index dbae93b..19479ba 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.4.9
+sbt.version=1.5.2
diff --git a/project/plugins.sbt b/project/plugins.sbt
index ae927f8..bfa2f15 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -4,14 +4,9 @@ resolvers += "HMRC Releases" at "https://artefacts.tax.service.gov.uk/artifactor
 resolvers += "HMRC-open-artefacts-maven" at "https://open.artefacts.tax.service.gov.uk/maven2"
 resolvers += Resolver.url("HMRC-open-artefacts-ivy", url("https://open.artefacts.tax.service.gov.uk/ivy2"))(Resolver.ivyStylePatterns)
 
-addSbtPlugin("uk.gov.hmrc" % "sbt-auto-build" % "3.0.0")
-
-addSbtPlugin("uk.gov.hmrc" % "sbt-distributables" % "2.1.0")
-
-addSbtPlugin("uk.gov.hmrc" % "sbt-bobby" % "3.4.0")
-
-addSbtPlugin("com.typesafe.play" % "sbt-plugin" % "2.6.23")
-
-addSbtPlugin("org.scoverage" %% "sbt-scoverage" % "1.8.0")
-
-addSbtPlugin("org.scalastyle" %% "scalastyle-sbt-plugin" % "1.0.0")
\ No newline at end of file
+addSbtPlugin("uk.gov.hmrc"        %  "sbt-auto-build"         % "3.5.0")
+addSbtPlugin("uk.gov.hmrc"        %  "sbt-distributables"     % "2.1.0")
+addSbtPlugin("uk.gov.hmrc"        %  "sbt-bobby"              % "3.4.0")
+addSbtPlugin("com.typesafe.play"  %  "sbt-plugin"             % "2.8.8" exclude ("org.slf4j", "slf4j-simple"))
+addSbtPlugin("org.scoverage"      %% "sbt-scoverage"          % "1.8.0")
+addSbtPlugin("org.scalastyle"     %% "scalastyle-sbt-plugin"  % "1.0.0")
\ No newline at end of file
diff --git a/test/config/FiltersSpec.scala b/test/config/FiltersSpec.scala
index 6ae75a3..07a84c9 100644
--- a/test/config/FiltersSpec.scala
+++ b/test/config/FiltersSpec.scala
@@ -16,52 +16,19 @@
 
 package config
 
-import akka.stream.Materializer
-import com.kenshoo.play.metrics.MetricsFilter
 import controllers.TestSupport
 import play.api.Configuration
-import play.api.mvc.EssentialFilter
-import play.filters.csrf.CSRFFilter
-import play.filters.headers.SecurityHeadersFilter
-import uk.gov.hmrc.helptosavetestadminfrontend.config.{Filters, AllowListFilter}
-import uk.gov.hmrc.play.bootstrap.frontend.filters.crypto.SessionCookieCryptoFilter
-import uk.gov.hmrc.play.bootstrap.frontend.filters.deviceid.DeviceIdFilter
-import uk.gov.hmrc.play.bootstrap.frontend.filters.{FrontendAuditFilter, FrontendFilters, HeadersFilter, SessionIdFilter, SessionTimeoutFilter}
+import uk.gov.hmrc.helptosavetestadminfrontend.config.{AllowListFilter, Filters}
+import uk.gov.hmrc.play.bootstrap.frontend.filters.SessionIdFilter
 import uk.gov.hmrc.play.bootstrap.filters._
 
 class FiltersSpec extends TestSupport {
 
-  // can't use scalamock for CacheControlFilter since a logging statement during class
-  // construction requires a parameter from the CacheControlConfig. Using scalamock
-  // reuslts in a NullPointerException since no CacheControlConfig is there
-  val mockCacheControllerFilter = new CacheControlFilter(CacheControlConfig(), mock[Materializer])
-
   val mockMDCFilter = new MDCFilter(fakeApplication.materializer, fakeApplication.configuration, "")
   val mockAllowlistFilter = mock[uk.gov.hmrc.play.bootstrap.frontend.filters.AllowlistFilter]
 
   val mockSessionIdFilter =mock[SessionIdFilter]
 
-  class TestableFrontendFilters extends FrontendFilters(
-    stub[Configuration],
-    stub[LoggingFilter],
-    stub[HeadersFilter],
-    stub[SecurityHeadersFilter],
-    stub[FrontendAuditFilter],
-    stub[MetricsFilter],
-    stub[DeviceIdFilter],
-    stub[CSRFFilter],
-    stub[SessionCookieCryptoFilter],
-    stub[SessionTimeoutFilter],
-    mockCacheControllerFilter,
-    mockMDCFilter,
-    mockAllowlistFilter,
-    mockSessionIdFilter
-  ) {
-    lazy val enableSecurityHeaderFilter: Boolean = false
-    override val filters: Seq[EssentialFilter] = Seq()
-  }
-
-  val frontendFilters = new TestableFrontendFilters
   val allowListFilter   = mock[AllowListFilter]
 
   "Filters" must {
@@ -69,14 +36,14 @@ class FiltersSpec extends TestSupport {
     "include the allowList filter if the allowList from config is non empty" in {
       val config = Configuration("http-header-ip-whitelist" → List("1.2.3"))
 
-      val filters = new Filters(config, allowListFilter, frontendFilters)
+      val filters = new Filters(config, allowListFilter)
       filters.filters shouldBe Seq(allowListFilter)
     }
 
     "not include the allowList filter if the allowList from config is empty" in {
       val config = Configuration("http-header-ip-whitelist" → List())
 
-      val filters = new Filters(config, allowListFilter, frontendFilters)
+      val filters = new Filters(config, allowListFilter)
       filters.filters shouldBe Seq()
     }
   }
diff --git a/test/controllers/TestSupport.scala b/test/controllers/TestSupport.scala
index 08c92ae..6d59e15 100644
--- a/test/controllers/TestSupport.scala
+++ b/test/controllers/TestSupport.scala
@@ -47,7 +47,8 @@ trait TestSupport extends UnitSpec with MockFactory with BeforeAndAfterAll with
             |
             |
           """.stripMargin)
-      ) ++ additionalConfig)
+        ).withFallback(additionalConfig)
+      )
       .build()
   }