diff --git a/.github/workflows/bundle_app.yml b/.github/workflows/bundle_app.yml
index e7f60e2..2d23c4e 100644
--- a/.github/workflows/bundle_app.yml
+++ b/.github/workflows/bundle_app.yml
@@ -104,7 +104,9 @@ jobs:
     - name: "Create app bundle (Windows)"
       if: ${{ inputs.platform == 'win' }}
       run: |
-        zip -r --junk-paths $BOINC_PLATFORM.zip . -i version.xml job.$NEW_VERSION-$PLATFORM.xml job.$NEW_VERSION-$PLATFORM.xml.sig $WRAPPER.exe $WRAPPER.exe.sig app.$NEW_VERSION-$PLATFORM.zip app.$NEW_VERSION-$PLATFORM.zip.sig
+        # Exclude the WRAPPER.exe and WRAPPER.exe.sig from this zip because they are included in app.$NEW_VERSION-$PLATFORM.zip
+        # Including them again could cause issues with duplicate entries when updating versions on the BOINC server.
+        zip -r --junk-paths $BOINC_PLATFORM.zip . -i version.xml job.$NEW_VERSION-$PLATFORM.xml job.$NEW_VERSION-$PLATFORM.xml.sig app.$NEW_VERSION-$PLATFORM.zip app.$NEW_VERSION-$PLATFORM.zip.sig
     - name: "Create app bundle (non-Windows)"
       if: ${{ inputs.platform != 'win' }}
       run: |