diff --git a/.github/workflows/ci-windows-build.yml b/.github/workflows/ci-windows-build.yml
index 74fcd88..51dca61 100644
--- a/.github/workflows/ci-windows-build.yml
+++ b/.github/workflows/ci-windows-build.yml
@@ -40,7 +40,7 @@ jobs:
         uses: actions/upload-artifact@v2
         with:
           name: jaero_windows
-          retention-days: 2
+          retention-days: 1
           path: |
             JAERO/JAERO/release/*.zip
       # upload linux artifacts    
@@ -49,7 +49,7 @@ jobs:
         uses: actions/upload-artifact@v2
         with:
           name: jaero_linux
-          retention-days: 2
+          retention-days: 1
           path: |
             JAERO/bin/*.tar.gz
   release:
diff --git a/ci-windows-build.sh b/ci-windows-build.sh
index f50db3d..5229612 100755
--- a/ci-windows-build.sh
+++ b/ci-windows-build.sh
@@ -123,10 +123,11 @@ cp /mingw64/bin/libintl-8.dll $PWD
 cp /mingw64/bin/libpcre-1.dll $PWD
 cp /mingw64/bin/libbrotlicommon.dll $PWD
 cp /mingw64/bin/libiconv-2.dll $PWD
-cp /usr/lib/p7zip/7za.exe $PWD
-cp /usr/bin/msys-stdc++-6.dll $PWD
-cp /usr/bin/msys-gcc_s-seh-1.dll $PWD
-cp /usr/bin/msys-2.0.dll $PWD
+#7za.exe not needed anymore
+#cp /usr/lib/p7zip/7za.exe $PWD
+#cp /usr/bin/msys-stdc++-6.dll $PWD
+#cp /usr/bin/msys-gcc_s-seh-1.dll $PWD
+#cp /usr/bin/msys-2.0.dll $PWD
 cp /mingw64/bin/aeroambe.dll $PWD
 cp /mingw64/bin/libmbe.dll $PWD
 #basestation if available