diff --git a/CEPTD/docker/logstash/Dockerfile b/CEPTD/docker/logstash/Dockerfile
index 03ce776..5d98fae 100644
--- a/CEPTD/docker/logstash/Dockerfile
+++ b/CEPTD/docker/logstash/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine
+FROM alpine:3.12
 #
 # VARS
 ENV LS_VER=7.6.2