diff --git a/mateclaw-server/Dockerfile b/mateclaw-server/Dockerfile
index 32e88256..4b8874fb 100644
--- a/mateclaw-server/Dockerfile
+++ b/mateclaw-server/Dockerfile
@@ -33,7 +33,7 @@ COPY mateclaw-server/settings.xml /root/.m2/settings.xml
 WORKDIR /plugin-api
 COPY mateclaw-plugin-api/pom.xml ./pom.xml
 COPY mateclaw-plugin-api/src ./src
-RUN mvn install -DskipTests -q ${MAVEN_FLAGS}
+RUN mvn install -Dmaven.test.skip=true -q ${MAVEN_FLAGS}
 
 # Pre-fetch mateclaw-server dependencies (uses mirror, so this won't hang)
 WORKDIR /build
@@ -44,7 +44,7 @@ RUN mvn dependency:go-offline -q ${MAVEN_FLAGS}
 COPY mateclaw-server/src ./src
 COPY --from=frontend-builder /static ./src/main/resources/static
 
-RUN mvn package -DskipTests -q ${MAVEN_FLAGS}
+RUN mvn package -Dmaven.test.skip=true -q ${MAVEN_FLAGS}
 
 # Stage 3 — Runtime
 #