diff --git a/.github/workflows/test-signing.yaml b/.github/workflows/test-signing.yaml
index 942872f..fe38223 100644
--- a/.github/workflows/test-signing.yaml
+++ b/.github/workflows/test-signing.yaml
@@ -10,11 +10,21 @@ jobs:
     runs-on: windows-2019
     steps:
       - name: save secret to file
+        shell: bash
         run: | 
-          echo $EV_CERTIFICATE_PFX_BASE64 > ev_certificate.pfx.base64
-          cat ev_certificate.pfx.base64
-          base64 -d ev_certificate.pfx.base64 > ./ev_certificate.pfx
-          ls
+          echo "=========="
+          ls "C:\Program Files (x86)\"
+          echo "=========="
+          ls "C:\Program Files (x86)\Windows Kits\"
+          echo "=========="
+          ls "C:\Program Files (x86)\Windows Kits\10\"
+          echo "=========="
+          ls "C:\Program Files (x86)\Windows Kits\10\bin\"
+          echo "=========="
+          ls "C:\Program Files (x86)\Windows Kits\10\bin\10.0.19041.0\"
+          echo "=========="
+          echo $EV_CERTIFICATE_PFX_BASE64 | base64 -d -o ./ev_certificate.pfx
+          ls -l
 
         env:
           EV_CERTIFICATE_PFX_BASE64: ${{ secrets.WIN_EV_CERTIFICATE_PFX_BASE64 }}
@@ -22,7 +32,7 @@ jobs:
         shell: bash
         run: |
           powershell -Command "(new-object net.webclient).DownloadString('https://github.com/MusculoskeletalAtlasProject/mapclient/releases/download/v0.20.1.rc2/MAP-Client-0.20.1.exe')" > MAP-Client-0.20.1.exe
-          ls
+          ls -l
           Signtool sign /?
       - name: Clean up
         shell: bash