diff --git a/build.gradle b/build.gradle
index f4d3f6f6..122f88a1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -108,7 +108,7 @@ dependencies {
     implementation group: 'org.tinylog', name: 'tinylog-impl', version: tinyLogVersion
 
     // JUnit test framework.
-    testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter', version: '5.12.2'
+    testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter', version: '5.13.4'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
 
     // Mocking libraries