diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index df31625..d4c4ea6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -212,7 +212,7 @@ jobs:
         if: ${{ github.event_name != 'push' && !contains(github.ref, 'refs/tags/') }}  
         uses: actions/upload-artifact@v4.3.1
         with:
-          name: RCM-client-${{ matrix.os }}-${{ runner.arch }}-turbovnc-${{ matrix.turbovnc-version }}
+          name: RCM-client-${{ matrix.os }}-${{ runner.arch.lowercase }}-turbovnc-${{ matrix.turbovnc-version }}
           path: |
             RCM${{ env.EXT }}
             RCM.sig
@@ -222,7 +222,7 @@ jobs:
         if: ${{ github.event_name != 'push' && !contains(github.ref, 'refs/tags/') }} 
         uses: actions/upload-artifact@v4.3.1
         with:
-          name: RCM-client-${{ matrix.os }}-${{ runner.arch }}-turbovnc-${{ matrix.turbovnc-version }}-dir
+          name: RCM-client-${{ matrix.os }}-${{ runner.arch.lowercase }}-turbovnc-${{ matrix.turbovnc-version }}-dir
           path: |
             RCM.zip
             RCM-zip.sig