diff --git a/deploy/docker/fs/opt/appsmith/run-java.sh b/deploy/docker/fs/opt/appsmith/run-java.sh
index c1a6d0745e..99ec07dde0 100755
--- a/deploy/docker/fs/opt/appsmith/run-java.sh
+++ b/deploy/docker/fs/opt/appsmith/run-java.sh
@@ -54,7 +54,7 @@ if [[ $proxy_configured == 1 ]]; then
 fi
 
 # Wait until RTS started and listens on port 8091
-while ! curl --fail --silent localhost/rts-api/v1/health-check; do
+while ! curl --fail --silent localhost:"${APPSMITH_RTS_PORT:-8091}"/rts-api/v1/health-check; do
   echo 'Waiting for RTS to start ...'
   sleep 1
 done