diff --git a/docker-zookeeper/docker/Dockerfile b/docker-zookeeper/docker/Dockerfile
index 22806d3..9f3d323 100644
--- a/docker-zookeeper/docker/Dockerfile
+++ b/docker-zookeeper/docker/Dockerfile
@@ -135,6 +135,12 @@ RUN chgrp -R 0 ${ZOOKEEPER_HOME} \
 # Upgrade all tools to avoid vulnerabilities
 RUN set -x && apk upgrade --no-cache --available
 
+# Upgrade tools from edge to avoid vulnerabilities
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/edge/main" > /etc/apk/repositories  \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
+    && apk add --update --upgrade --no-cache \
+        pcre2
+
 USER 1000:0
 WORKDIR ${ZOOKEEPER_HOME}