diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index dfc301ed..d0cf1093 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -88,7 +88,7 @@ jobs:
       - name: Unzip windows files
         run: mkdir dist_win && 7z x artifact/kyoo_windows.zip -odist_win
       - name: Install Inno Setup
-        shell: bash
+        shell: cmd
         run: |
           curl -L https://jrsoftware.org/download.php/is.exe > innosetup.exe
           ./innosetup.exe /VERYSILENT /SUPPRESSMSGBOXES /Log=log.txt || (cat log.txt && exit 1)