diff --git a/build.gradle b/build.gradle
index 8044c5e..8f30863 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,12 +35,18 @@ subprojects {
         }
     }
 
+    test {
+        useJUnitPlatform()
+    }
+
     // Standard libraries added to all projects
     dependencies {
         errorprone(libs.errorprone.core)
         compileOnly libs.errorprone.annotations
 
-        testImplementation libs.junit
+        testImplementation(platform(libs.junit.bom))
+        testImplementation libs.junit.jupiter
+        testRuntimeOnly libs.junit.platform.launcher
     }
 }
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c0ffe88..0418b26 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,6 @@
 [versions]
 jackson = "2.18.2"
+junit = "5.11.3"
 retrofit = "2.11.0"
 dropwizard = "4.0.11"
 errorprone = "2.36.0"
@@ -25,7 +26,9 @@ dropwizard-swagger = { module = "com.smoketurner:dropwizard-swagger", version =
 jersey-media-sse = { module = "org.glassfish.jersey.media:jersey-media-sse", version = "3.1.9" }
 jdbf = { module = "com.github.spyhunter99:jdbf", version = "2.2.4" }
 
-junit = { module = "junit:junit", version = "4.13.2" }
+junit-bom = { module = "org.junit:junit-bom", version.ref = "junit" }
+junit-jupiter = { module = "org.junit.jupiter:junit-jupiter" }
+junit-platform-launcher = { module = "org.junit.platform:junit-platform-launcher" }
 
 [bundles]
 jackson = ["jackson-bind", "jackson-yaml", "jackson-xml", "jackson-jsr310", "jackson-jdk8"]
diff --git a/verkeersdrukte/src/test/java/nl/bertriksikken/datex2/MeasuredDataPublicationTest.java b/verkeersdrukte/src/test/java/nl/bertriksikken/datex2/MeasuredDataPublicationTest.java
index 0313ef3..40f3b71 100644
--- a/verkeersdrukte/src/test/java/nl/bertriksikken/datex2/MeasuredDataPublicationTest.java
+++ b/verkeersdrukte/src/test/java/nl/bertriksikken/datex2/MeasuredDataPublicationTest.java
@@ -1,7 +1,7 @@
 package nl.bertriksikken.datex2;
 
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -21,7 +21,7 @@ public void test() throws IOException {
             LOG.info("Start parsing...");
             measuredDataPublication = MeasuredDataPublication.parse(gzis);
         }
-        Assert.assertFalse(measuredDataPublication.getSiteMeasurementsList().isEmpty());
+        Assertions.assertFalse(measuredDataPublication.getSiteMeasurementsList().isEmpty());
         LOG.info("Got {} elements", measuredDataPublication.getSiteMeasurementsList().size());
     }
 
diff --git a/verkeersdrukte/src/test/java/nl/bertriksikken/shapefile/ShapeFileReaderTest.java b/verkeersdrukte/src/test/java/nl/bertriksikken/shapefile/ShapeFileReaderTest.java
index fc34765..90bc96e 100644
--- a/verkeersdrukte/src/test/java/nl/bertriksikken/shapefile/ShapeFileReaderTest.java
+++ b/verkeersdrukte/src/test/java/nl/bertriksikken/shapefile/ShapeFileReaderTest.java
@@ -3,7 +3,7 @@
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.ObjectWriter;
 import nl.bertriksikken.geojson.FeatureCollection;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 import java.io.File;
 import java.io.IOException;
diff --git a/verkeersdrukte/src/test/java/nl/bertriksikken/verkeersdrukte/ndw/FileResponseTest.java b/verkeersdrukte/src/test/java/nl/bertriksikken/verkeersdrukte/ndw/FileResponseTest.java
index a9cb90d..e1053ef 100644
--- a/verkeersdrukte/src/test/java/nl/bertriksikken/verkeersdrukte/ndw/FileResponseTest.java
+++ b/verkeersdrukte/src/test/java/nl/bertriksikken/verkeersdrukte/ndw/FileResponseTest.java
@@ -1,7 +1,7 @@
 package nl.bertriksikken.verkeersdrukte.ndw;
 
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 
 import java.time.Instant;
 import java.util.List;
@@ -15,9 +15,9 @@ public void test() {
         Map<String, List<String>> headers = Map.of("Last-Modified", List.of("Tue, 3 Jun 2008 11:05:30 GMT"));
         FileResponse response = FileResponse.create(200, headers, contents);
 
-        Assert.assertArrayEquals(contents, response.getContents());
+        Assertions.assertArrayEquals(contents, response.getContents());
         Instant lastModified = response.getLastModified();
-        Assert.assertNotNull(lastModified);
+        Assertions.assertNotNull(lastModified);
     }
 
 }