diff --git a/pom.xml b/pom.xml
index bb69209..056c83c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
     <docker-image-tag>${project.version}</docker-image-tag>
 
     <autograding-model.version>4.2.0</autograding-model.version>
-    <testcontainers.version>1.20.3</testcontainers.version>
+    <testcontainers.version>1.20.4</testcontainers.version>
     <github-api.version>1.326</github-api.version>
 
     <jib-maven-plugin.version>3.4.4</jib-maven-plugin.version>