diff --git a/docker/Dockerfile b/docker/Dockerfile
index 2cc5fc16..83bbbdf7 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -14,7 +14,7 @@
 #  limitations under the License.
 #
 
-FROM alpine:3.20.2@sha256:0a4eaa0eecf5f8c050e5bba433f58c052be7587ee8af3e8b3910ef9ab5fbe9f5 as staging_area
+FROM alpine:3.20.3@sha256:beefdbd8a1da6d2915566fde36db9db0b524eb737fc57cd1367effd16dc0d06d as staging_area
 
 RUN apk --no-cache add openjdk21-jdk openjdk21-jmods
 
@@ -68,7 +68,7 @@ RUN jlink \
     --strip-java-debug-attributes \
     --output "$JAVA_MINIMAL"
 
-FROM alpine:3.20.2@sha256:0a4eaa0eecf5f8c050e5bba433f58c052be7587ee8af3e8b3910ef9ab5fbe9f5
+FROM alpine:3.20.3@sha256:beefdbd8a1da6d2915566fde36db9db0b524eb737fc57cd1367effd16dc0d06d
 
 ENV JAVA_HOME=/opt/java-minimal
 ENV PATH="$PATH:$JAVA_HOME/bin"