diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 964b9b7..34f4890 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java-version: [ 11, 17, 21, 25 ]
+        java-version: [ 17, 21, 25 ]
     steps:
       - name: Checkout
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
diff --git a/build.gradle.kts b/build.gradle.kts
index 5847996..d71a088 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -20,18 +20,18 @@ repositories {
 
 dependencies {
 	testImplementation("ch.tutteli.atrium:atrium-fluent:1.2.0")
-	testImplementation("org.junit.jupiter:junit-jupiter-api:5.14.1")
-	testImplementation("org.junit.jupiter:junit-jupiter-params:5.14.1")
+	testImplementation("org.junit.jupiter:junit-jupiter-api:6.0.1")
+	testImplementation("org.junit.jupiter:junit-jupiter-params:6.0.1")
 
 	constraints {
 		testImplementation(kotlin("reflect", KotlinVersion.CURRENT.toString()))
 	}
 
-	testRuntimeOnly("org.junit.platform:junit-platform-launcher:1.14.1")
-	testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:5.14.1")
+	testRuntimeOnly("org.junit.platform:junit-platform-launcher:6.0.1")
+	testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:6.0.1")
 }
 
-val compilationTargetJavaVersion = JavaLanguageVersion.of(11)
+val compilationTargetJavaVersion = JavaLanguageVersion.of(17)
 
 java {
 	toolchain {