diff --git a/headlessmc-launcher/build.gradle b/headlessmc-launcher/build.gradle
index 0c61c1ba..5cc6b771 100644
--- a/headlessmc-launcher/build.gradle
+++ b/headlessmc-launcher/build.gradle
@@ -40,8 +40,8 @@ dependencies {
     }
 
     testImplementation(testFixtures(project(':headlessmc-api')))
-    testImplementation 'org.apache.logging.log4j:log4j-api:2.25.3'
-    testImplementation 'org.apache.logging.log4j:log4j-core:2.25.3'
+    testImplementation 'org.apache.logging.log4j:log4j-api:2.25.4'
+    testImplementation 'org.apache.logging.log4j:log4j-core:2.25.4'
 }
 
 processResources {
diff --git a/headlessmc-lwjgl/build.gradle b/headlessmc-lwjgl/build.gradle
index d21ca6fd..2932d0a6 100644
--- a/headlessmc-lwjgl/build.gradle
+++ b/headlessmc-lwjgl/build.gradle
@@ -51,8 +51,8 @@ dependencies {
     testImplementation(testFixtures(project(':headlessmc-api')))
     // Only for the LaunchWrapperTest, which is skipped on Java > 8
     if (JavaVersion.current() <= JavaVersion.VERSION_1_8) {
-        testRuntimeOnly 'org.apache.logging.log4j:log4j-api:2.25.3'
-        testRuntimeOnly 'org.apache.logging.log4j:log4j-core:2.25.3'
+        testRuntimeOnly 'org.apache.logging.log4j:log4j-api:2.25.4'
+        testRuntimeOnly 'org.apache.logging.log4j:log4j-core:2.25.4'
     }
 }