diff --git a/.github/workflows/bootstrap.yml b/.github/workflows/bootstrap.yml
index 0643e65..3b9e834 100644
--- a/.github/workflows/bootstrap.yml
+++ b/.github/workflows/bootstrap.yml
@@ -78,6 +78,7 @@ jobs:
           sudo apt-get update -qq
           sudo apt-get purge -yqq git-man libclang* libgbm* libllvm* libmono* libnginx* moby* mono* nginx* perl php* libgdiplus libpcre2-posix3 libselinux1-dev libzip4
           sudo apt-get install -yqq --allow-downgrades autoconf/focal automake/focal build-essential/focal git/focal libgd3/focal libglib2.0-0/focal libglib2.0-dev/focal libpcre2-8-0/focal libpcre2-16-0/focal libpcre2-32-0/focal libpcre2-posix2/focal pkg-config/focal
+          sudo apt-get clean
       - name: (apt) Fix GitHub's mess in ubuntu-22.04
         if: ${{ matrix.os == 'ubuntu-22.04' }}
         run: |
@@ -85,6 +86,7 @@ jobs:
           sudo apt-get update -qq
           sudo apt-get purge -yqq git-man libclang* libgbm* libllvm* libmono* libnginx* moby* mono* msbuild* nginx* perl php* libgdiplus libpcre2-posix3 libselinux1-dev libzip4
           sudo apt-get install -yqq --allow-downgrades git/jammy
+          sudo apt-get clean
       - name: (apt) Set up dependencies (apt)
         if: ${{ matrix.installer == 'apt' }}
         run: |
@@ -107,7 +109,7 @@ jobs:
             echo "deb [arch=armhf] http://ports.ubuntu.com/ubuntu-ports focal-updates main restricted universe multiverse" | sudo tee -a /etc/apt/sources.list.d/ports-armhf.list
             echo "deb [arch=armhf] http://ports.ubuntu.com/ubuntu-ports focal-backports main restricted universe multiverse" | sudo tee -a /etc/apt/sources.list.d/ports-armhf.list
             sudo apt-get update -qq
-            sudo apt-get install -yqq --allow-downgrades g++-arm-linux-gnueabihf libasound2-dev:armhf libatomic1:armhf libc6:armhf libdbus-1-dev:armhf libgcc-s1:armhf libgl1-mesa-dev:armhf libglib2.0-dev:armhf liblo-dev:armhf libstdc++6:armhf libx11-dev:armhf libxcursor-dev:armhf libxext-dev:armhf libxrandr-dev:armhf gperf qemu-user-static
+            sudo apt-get install -y --allow-downgrades g++-arm-linux-gnueabihf libasound2-dev:armhf libatomic1:armhf libc6:armhf libdbus-1-dev:armhf libgcc-s1:armhf libgl1-mesa-dev:armhf libglib2.0-dev:armhf liblo-dev:armhf libstdc++6:armhf libx11-dev:armhf libxcursor-dev:armhf libxext-dev:armhf libxrandr-dev:armhf gperf qemu-user-static
           elif [ '${{ matrix.target }}' == 'linux-i686' ]; then
             sudo dpkg --add-architecture i386
             sudo apt-get update -qq