diff --git a/.github/workflows/installer.yml b/.github/workflows/installer.yml
index 82379be..c17723c 100644
--- a/.github/workflows/installer.yml
+++ b/.github/workflows/installer.yml
@@ -85,7 +85,7 @@ jobs:
       - name: build exe with pyinstaller
         shell: bash
         run: |
-          poetry run pyinstaller --clean -y --dist output/saenopy_run --onefile --icon "saenopy/img/Icon.ico" --splash "saenopy/img/logo_splash.png" --add-data "saenopy/img;saenopy/img"  saenopy/gui/gui_master.py
+          poetry run pyinstaller --hidden-import=scipy.io --clean -y --dist output/saenopy_run --onefile --icon "saenopy/img/Icon.ico" --splash "saenopy/img/logo_splash.png" --add-data "saenopy/img;saenopy/img"  saenopy/gui/gui_master.py
           mv output/saenopy_run/gui_master.exe output/saenopy_run/saenopy.exe
 
       - uses: actions/upload-artifact@v4