diff --git a/scripts/on_sd_start.bat b/scripts/on_sd_start.bat
index 5b778aa3..80d2e2c6 100644
--- a/scripts/on_sd_start.bat
+++ b/scripts/on_sd_start.bat
@@ -92,7 +92,7 @@ if "%ERRORLEVEL%" EQU "0" (
         set PYTHONNOUSERSITE=1
         set PYTHONPATH=%INSTALL_ENV_DIR%\lib\site-packages
 
-        call python -m pip install --upgrade sdkit -q || (
+        call python -m pip install --upgrade sdkit==1.0.35 -q || (
             echo "Error updating sdkit"
         )
     )
diff --git a/scripts/on_sd_start.sh b/scripts/on_sd_start.sh
index c15af743..33ca4afd 100755
--- a/scripts/on_sd_start.sh
+++ b/scripts/on_sd_start.sh
@@ -80,7 +80,7 @@ if python ../scripts/check_modules.py sdkit sdkit.models ldm transformers numpy
         export PYTHONNOUSERSITE=1
         export PYTHONPATH="$INSTALL_ENV_DIR/lib/python3.8/site-packages"
 
-        python -m pip install --upgrade sdkit -q
+        python -m pip install --upgrade sdkit==1.0.35 -q
     fi
 else
     echo "Installing sdkit: https://pypi.org/project/sdkit/"