diff --git a/elasticsearch-cloudron/Dockerfile b/elasticsearch-cloudron/Dockerfile
index cebf3fb..8341bb6 100644
--- a/elasticsearch-cloudron/Dockerfile
+++ b/elasticsearch-cloudron/Dockerfile
@@ -17,9 +17,9 @@ RUN apt-get update && apt-get install -y \
 # Set environment variables
 ENV ELASTIC_VERSION=8.17.3
 
-# Create elasticsearch user and group
-RUN groupadd -g 1000 elasticsearch && \
-    useradd -u 1000 -g elasticsearch -s /bin/bash elasticsearch
+# Check if elasticsearch user and group exist and create them if not
+RUN getent group elasticsearch > /dev/null || groupadd -g 1000 elasticsearch && \
+    getent passwd elasticsearch > /dev/null || useradd -u 1000 -g elasticsearch -s /bin/bash elasticsearch
 
 # Download and install Elasticsearch
 RUN mkdir -p /usr/share/elasticsearch && \