diff --git a/.github/workflows/pack-mingw64.sh b/.github/workflows/pack-mingw64.sh
index c3845514..4b909430 100644
--- a/.github/workflows/pack-mingw64.sh
+++ b/.github/workflows/pack-mingw64.sh
@@ -35,8 +35,8 @@ output_file=$3
 gdbus=$prefix/bin/gdbus.exe
 
 # srain
-cp -vf $srain_exe $prefix/bin/srain # make DLLs of mingw64 have the highest priority
-get_dll $prefix/bin/srain
+cp -vf $srain_exe $prefix/bin/srain.exe # make DLLs of mingw64 have the highest priority
+get_dll $prefix/bin/srain.exe
 mingw64_dlls=$ret
 
 # glib-networking
@@ -56,7 +56,7 @@ mkdir -pv $dst_etc
 mkdir -pv $dst_share
 
 # portable installation of srain
-cp -rfv $srain_exe $dst_bin/srain
+cp -rfv $srain_exe $dst_bin/srain.exe
 cp -rfv $srain_etc $dst_etc/
 cp -rfv $srain_share $dst_share/
 mkdir -pv $dst_bin/logs
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ef254cfc..970ed539 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -41,18 +41,15 @@ jobs:
         INSTALL_DIR=srain-$SRAIN_TAG-mingw64-install;
         PACKAGE_DIR=srain-$SRAIN_TAG-mingw64;
         PACKAGE_NAME=$PACKAGE_DIR.zip;
+        PREFIX=a/_temp/msys/msys64/mingw64; # Hardcoded meson prefix
         mkdir -pv out;
         mkdir -pv $INSTALL_DIR;
         meson setup -Ddoc_builders=[] \
-          --prefix=$MINGW_PREFIX \
-          --datadir=$MINGW_PREFIX/share \
-          --sysconfdir=$MINGW_PREFIX/etc \
           --buildtype=release \
           builddir && \
         ninja -C builddir && \
         DESTDIR=$PWD/$INSTALL_DIR ninja -C builddir install && \
-        .github/workflows/pack-mingw64.sh $INSTALL_DIR/$MINGW_PREFIX $PACKAGE_DIR $PACKAGE_NAME && \
+        .github/workflows/pack-mingw64.sh $INSTALL_DIR/$PREFIX $PACKAGE_DIR $PACKAGE_NAME && \
         mv $PACKAGE_NAME ./out
     - name: Upload
       run: /mingw64/bin/python3 .github/workflows/release-assets-upload.py
-