diff --git a/admin/kernel-syncdata-service/Dockerfile b/admin/kernel-syncdata-service/Dockerfile
index 4fa17301ac..21ad53ed97 100644
--- a/admin/kernel-syncdata-service/Dockerfile
+++ b/admin/kernel-syncdata-service/Dockerfile
@@ -75,8 +75,9 @@ COPY ./target/kernel-syncdata-service-*.jar kernel-syncdata-service.jar
 # change permissions of file inside working dir
 RUN chown -R ${container_user}:${container_user} /home/${container_user}
 
-# ✅ One-liner: Add debugging tools (Linux + networking + Java debug symbols)
-RUN apk add --no-cache bash curl wget vim tcpdump net-tools iputils bind-tools busybox-extras strace lsof openjdk21-dbg && echo 'JAVA_TOOL_OPTIONS="-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005"' >> /etc/profile
+# One-liner without the JDK debug package
+RUN apk add --no-cache bash curl wget vim tcpdump net-tools iputils bind-tools busybox-extras strace lsof \
+ && echo 'JAVA_TOOL_OPTIONS="-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005"' >> /etc/profile
 
 # select container user for all tasks
 USER ${container_user_uid}:${container_user_gid}