diff --git a/.github/workflows/build-windows-package.yml b/.github/workflows/build-windows-package.yml
index 9c19b26ea..a767cc8f4 100644
--- a/.github/workflows/build-windows-package.yml
+++ b/.github/workflows/build-windows-package.yml
@@ -48,20 +48,19 @@ jobs:
         ./configure
         make
         make install
-        cp /mingw64/bin/*.dll /c/tmp-dist
+        cp /mingw64/bin/libpgf-0.dll /c/tmp-dist
+        cp /mingw64/bin/libgu-0.dll /c/tmp-dist
 
     - name: Build Java bindings
       shell: msys2 {0}
       run: |
-        echo $PATH
         export PATH="${PATH}:/c/Program Files/Java/jdk8u275-b01/bin"
-
         cd src/runtime/java
         make \
           JNI_INCLUDES="-I \"/c/Program Files/Java/jdk8u275-b01/include\" -I \"/c/Program Files/Java/jdk8u275-b01/include/win32\" -I \"/mingw64/include\" -D__int64=int64_t" \
           WINDOWS_LDFLAGS="-L\"/mingw64/lib\" -no-undefined"
         make install
-        # cp ... /c/tmp-dist
+        cp /usr/local/lib/jpgf.jar /c/tmp-dist
 
     # - name: Build Python bindings