diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8055313..8d5b4ed 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,7 +19,7 @@ jobs:
         include:
           #- container: debian:12
           - container: ubuntu:18.04
-          #- container: ubuntu:20.04
+          - container: ubuntu:20.04
           #- container: ubuntu:22.04
           #- container: ubuntu:23.10
     runs-on: ubuntu-latest
@@ -30,11 +30,15 @@ jobs:
         run: |
           apt-get update -qq && apt-get install -yqq --no-install-recommends git
           if [ "${{ matrix.container }}" = "ubuntu:18.04" ]; then
-            apt-get install -yqq --no-install-recommends curl libpcre2-8-0 software-properties-common
-            add-apt-repository -y ppa:ubuntu-toolchain-r/test
-            apt-get install -yqq g++-11
-            curl -sLO https://launchpad.net/~kxstudio-debian/+archive/ubuntu/toolchain/+files/git_2.34.1-1ubuntu1~bpo18.04.1~ppa1_amd64.deb
-            curl -sLO https://launchpad.net/~kxstudio-debian/+archive/ubuntu/toolchain/+files/git-man_2.34.1-1ubuntu1~bpo18.04.1~ppa1_all.deb
+            apt-get install -y curl libpcre2-8-0
+            curl -LO https://launchpad.net/~kxstudio-debian/+archive/ubuntu/toolchain/+files/git_2.34.1-1ubuntu1~bpo18.04.1~ppa1_amd64.deb
+            curl -LO https://launchpad.net/~kxstudio-debian/+archive/ubuntu/toolchain/+files/git-man_2.34.1-1ubuntu1~bpo18.04.1~ppa1_all.deb
+            dpkg -i *.deb
+            rm *.deb
+          elif [ "${{ matrix.container }}" = "ubuntu:20.04" ]; then
+            apt-get install -y curl
+            curl -LO https://launchpad.net/~kxstudio-debian/+archive/ubuntu/toolchain/+files/git_2.34.1-1ubuntu1~bpo20.04.1~ppa1_amd64.deb
+            curl -LO https://launchpad.net/~kxstudio-debian/+archive/ubuntu/toolchain/+files/git-man_2.34.1-1ubuntu1~bpo20.04.1~ppa1_all.deb
             dpkg -i *.deb
             rm *.deb
           fi
@@ -52,10 +56,6 @@ jobs:
         run: |
           ./src/PawPaw/.github/workflows/bootstrap-deps.sh linux-x86_64
           apt-get install -yqq p7zip-full unzip wget xdg-user-dirs zip
-          if [ "${{ matrix.container }}" = "ubuntu:18.04" ]; then
-            update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-11 60 --slave /usr/bin/g++ g++ /usr/bin/g++-11
-            update-alternatives --install /usr/bin/x86_64-linux-gnu-gcc x86_64-linux-gnu-gcc /usr/bin/gcc-11 60 --slave /usr/bin/x86_64-linux-gnu-g++ x86_64-linux-gnu-g++ /usr/bin/g++-11
-          fi
       - name: Build dependencies
         run: |
           ./src/PawPaw/bootstrap-mod.sh linux-x86_64 && ./src/PawPaw/.cleanup.sh linux-x86_64
@@ -77,13 +77,13 @@ jobs:
           cp utils/linux/mod-app.* mod-app-${{ github.event.pull_request.number || env.SHA8 }}-linux-x86_64/
           tar chJf mod-app-${{ github.event.pull_request.number || env.SHA8 }}-linux-x86_64.tar.xz mod-app-${{ github.event.pull_request.number || env.SHA8 }}-linux-x86_64
       - uses: actions/upload-artifact@v3
-        if: ${{ matrix.container }} == ${{ env.RELEASE_OS_LINUX }}
+        if: ${{ matrix.container == env.RELEASE_OS_LINUX }}
         with:
           name: mod-app-${{ github.event.pull_request.number || env.SHA8 }}-linux-x86_64
           path: |
             *.tar.xz
       - uses: softprops/action-gh-release@v1
-        if: ${{ matrix.container }} == ${{ env.RELEASE_OS_LINUX }} && startsWith(github.ref, 'refs/tags/')
+        if: ${{ matrix.container == env.RELEASE_OS_LINUX && startsWith(github.ref, 'refs/tags/') }}
         with:
           tag_name: ${{ github.ref_name }}
           name: ${{ github.ref_name }}
@@ -136,13 +136,13 @@ jobs:
           ./utils/macos/macos-dmg.sh
           mv mod-app-*.dmg mod-app-${{ github.event.pull_request.number || env.SHA8 }}-macOS.dmg
       - uses: actions/upload-artifact@v3
-        if: ${{ matrix.os }} == ${{ env.RELEASE_OS_MAC }}
+        if: ${{ matrix.os == env.RELEASE_OS_MAC }}
         with:
           name: mod-app-${{ github.event.pull_request.number || env.SHA8 }}-macOS
           path: |
             *.dmg
       - uses: softprops/action-gh-release@v1
-        if: ${{ matrix.os }} == ${{ env.RELEASE_OS_MAC }} && startsWith(github.ref, 'refs/tags/')
+        if: ${{ matrix.os == env.RELEASE_OS_MAC && startsWith(github.ref, 'refs/tags/') }}
         with:
           tag_name: ${{ github.ref_name }}
           name: ${{ github.ref_name }}
@@ -205,14 +205,14 @@ jobs:
           mv build mod-app-${{ github.event.pull_request.number || env.SHA8 }}-win64
           zip -r -9 mod-app-${{ github.event.pull_request.number || env.SHA8 }}-win64.zip mod-app-${{ github.event.pull_request.number || env.SHA8 }}-win64
       - uses: actions/upload-artifact@v3
-        if: ${{ matrix.container }} == ${{ env.RELEASE_OS_WIN64 }}
+        if: ${{ matrix.container == env.RELEASE_OS_WIN64 }}
         with:
           name: mod-app-${{ github.event.pull_request.number || env.SHA8 }}-win64
           path: |
             *.exe
             *.zip
       - uses: softprops/action-gh-release@v1
-        if: ${{ matrix.container }} == ${{ env.RELEASE_OS_WIN64 }} && startsWith(github.ref, 'refs/tags/')
+        if: ${{ matrix.container == env.RELEASE_OS_WIN64 && startsWith(github.ref, 'refs/tags/') }}
         with:
           tag_name: ${{ github.ref_name }}
           name: ${{ github.ref_name }}
diff --git a/src/PawPaw b/src/PawPaw
index a94296b..8f3a252 160000
--- a/src/PawPaw
+++ b/src/PawPaw
@@ -1 +1 @@
-Subproject commit a94296bcc2b53fd32712b8567e4557312b9f8421
+Subproject commit 8f3a252434426142230d74283b912fb196fc0154