diff --git a/modules/testcontainers/build.gradle b/modules/testcontainers/build.gradle
index 3d071672..14595086 100644
--- a/modules/testcontainers/build.gradle
+++ b/modules/testcontainers/build.gradle
@@ -22,7 +22,7 @@ dependencies {
   testImplementation 'org.eclipse.microprofile.rest.client:microprofile-rest-client-api:4.0'
 
   testImplementation 'org.slf4j:slf4j-log4j12:2.0.16'
-  testImplementation 'org.testcontainers:mockserver:1.20.3'
+  testImplementation 'org.testcontainers:mockserver:1.20.4'
   
   testImplementation 'org.junit.jupiter:junit-jupiter:5.11.3'
 }