diff --git a/build.gradle.kts b/build.gradle.kts
index 3d6a09e..189ea5e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -29,9 +29,9 @@ dependencies {
     testImplementation("com.tngtech.archunit:archunit-junit5-api:1.4.1")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
     // Testcontainers dependencies
-    testImplementation("org.testcontainers:testcontainers:1.21.3")
-    testImplementation("org.testcontainers:junit-jupiter:1.21.3")
-    testImplementation("org.testcontainers:mongodb:1.21.3")
+    testImplementation("org.testcontainers:testcontainers:1.21.4")
+    testImplementation("org.testcontainers:junit-jupiter:1.21.4")
+    testImplementation("org.testcontainers:mongodb:1.21.4")
 }
 
 tasks.test {