diff --git a/CHANGELOG.md b/CHANGELOG.md
index 75a4262..6a25d04 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@
 
 ## [Unreleased]
 
+#  88.5-1.5.0 [2024.3 Build Support]
+
+- Lowest supported version is now 2024.3
+- Compiles to the 2024.3 build
+
 ## 88.5-1.4.0 [2024.2 Build Support]
 
 ### Added
diff --git a/build.gradle.kts b/build.gradle.kts
index e9281a9..5fbbe0d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ plugins {
   // Java support
   id("java")
   // Kotlin support
-  kotlin("jvm") version "1.8.10"
+  kotlin("jvm") version "2.0.0"
   // Gradle IntelliJ Plugin
   id("org.jetbrains.intellij") version "1.16.1"
   // Gradle Changelog Plugin
@@ -143,6 +143,7 @@ tasks {
   runIde {
     maxHeapSize = "2g"
     systemProperty("idea.ui.icons.svg.disk.cache", "false")
+    systemProperty("idea.platform.prefix", properties("idePrefix"))
     val idePath = properties("idePath")
     if (idePath.isNotEmpty()) {
       ideDir.set(file(idePath))
diff --git a/gradle.properties b/gradle.properties
index cdf4bcd..9c94c8e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,15 +2,15 @@
 
 pluginGroup = io.unthrottled.doki.icons
 pluginName = Doki Theme Icons
-pluginVersion = 88.5-1.4.0
+pluginVersion = 88.5-1.5.0
 
 # Supported build number ranges and IntelliJ Platform versions -> https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
-pluginSinceBuild = 241
-pluginUntilBuild = 242.*
+pluginSinceBuild = 243
+pluginUntilBuild = 243.*
 
 # IntelliJ Platform Properties -> https://plugins.jetbrains.com/docs/intellij/tools-gradle-intellij-plugin.html#intellij-extension
 platformType = IU
-platformVersion = 2024.1
+platformVersion = 2024.2
 
 # Plugin Dependencies -> https://plugins.jetbrains.com/docs/intellij/plugin-dependencies.html
 # Example: platformPlugins = com.intellij.java, com.jetbrains.php:203.4449.22
@@ -25,6 +25,7 @@ kotlin.stdlib.default.dependency = false
 
 idePrefix=IU
 idePath=
+#idePath=/Users/alexsimons/Applications/WebStorm.app/Contents
 #idePath=/Users/alexsimons/Library/Application Support/JetBrains/Toolbox/apps/Rider/ch-0/222.3962.23/Rider.app/Contents
 #idePath=/Users/alexsimons/Library/Application Support/JetBrains/Toolbox/apps/IDEA-U/ch-0/231.6890.12/IntelliJ IDEA 2023.1 EAP.app/Contents
 #idePath=/Users/alexsimons/Library/Application Support/JetBrains/Toolbox/apps/Rider/ch-0/222.4167.23/Rider.app/Contents
diff --git a/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/integrations/RestClient.kt b/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/integrations/RestClient.kt
index 5515a28..996eb1f 100644
--- a/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/integrations/RestClient.kt
+++ b/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/integrations/RestClient.kt
@@ -32,7 +32,7 @@ object RestClient : Logging {
 object RestTools {
   private val log = Logger.getInstance(this::class.java)
 
-  fun <T> performRequest(
+  fun <T : Any> performRequest(
     url: String,
     bodyExtractor: (InputStream) -> T,
   ): Optional<T> {
diff --git a/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/onboarding/UpdateNotification.kt b/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/onboarding/UpdateNotification.kt
index aa7fd95..4d0376c 100644
--- a/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/onboarding/UpdateNotification.kt
+++ b/src/main/kotlin/io/unthrottled/doki/icons/jetbrains/onboarding/UpdateNotification.kt
@@ -20,7 +20,7 @@ private fun buildUpdateMessage(): String =
   """
   What's New?<br>
   <ul>
-    <li>Added initial 2024.2 build support.</li>
+    <li>Added initial 2024.3 build support.</li>
   </ul>
   <br>See the <a href="https://github.com/doki-theme/doki-theme-icons-jetbrains#documentation">documentation</a> for features, usages, and configurations.
   <br>The <a href="https://github.com/doki-theme/doki-theme-icons-jetbrains/blob/master/CHANGELOG.md">changelog</a> is available for more details.
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index 6f895bb..891044d 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -4,7 +4,7 @@
   <name>Doki Theme Icons</name>
   <vendor>Unthrottled</vendor>
 
-  <idea-version since-build="241"/>
+  <idea-version since-build="243"/>
   <depends>com.intellij.modules.platform</depends>
   <depends optional="true" config-file="io.unthrottled.doki.icons-io.unthrottled.doki.theme.xml">io.acari.DDLCTheme
   </depends>