diff --git a/scripts/on_sd_start.sh b/scripts/on_sd_start.sh
index e491ad2d..b55d9072 100755
--- a/scripts/on_sd_start.sh
+++ b/scripts/on_sd_start.sh
@@ -48,8 +48,11 @@ if [ -e "ldm" ]; then mv ldm ldm-old; fi
 
 python -m pip install -q torchruntime
 
-cd ..
-# Download the required packages
-python scripts/check_modules.py --launch-uvicorn
+# Skip the package download and prompt if INSTALL_ONLY=1 is set
+if [ "$INSTALL_ONLY" != "1" ]; then
+    cd ..
+    # Download the required packages
+    python scripts/check_modules.py --launch-uvicorn
 
-read -p "Press any key to continue"
+    read -p "Press any key to continue"
+fi