diff --git a/templates/update-opensearch-plugins.j2 b/templates/update-opensearch-plugins.j2
index 57df247..b39f16d 100644
--- a/templates/update-opensearch-plugins.j2
+++ b/templates/update-opensearch-plugins.j2
@@ -10,7 +10,7 @@ ACTION="${1:-help}"
 
 case "$ACTION" in
     purge)
-        PLUGINS=$($OPENSEARCH_BIN_PATH/opensearch-plugin list | grep -v opensearch-)
+        PLUGINS=$($OPENSEARCH_BIN_PATH/opensearch-plugin list | grep -v opensearch- || true)
         if [[ -z "$PLUGINS" ]]; then
             exit 0
         else