diff --git a/dockerui/Dockerfile b/dockerui/Dockerfile
index 2036d1d..394beb0 100644
--- a/dockerui/Dockerfile
+++ b/dockerui/Dockerfile
@@ -17,7 +17,7 @@
 # limitations under the License.
 #
 
-FROM       alpine:3.2
+FROM       alpine:3.21.3
 MAINTAINER Stefano Harding <riddopic@gmail.com>
 
 ENV GOMAXPROCS=8 GOPATH=/go