diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6582606..ecc7484 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,74 +4,89 @@ name: CI workflow
 env:
   CFLAGS: -fdiagnostics-color
 jobs:
-  run-tests:
-    strategy:
-      matrix:
-        include:
-          - compiler: gcc
-            docs: true
-            sound: enabled
-            vapi: enabled
-          - compiler: gcc
-            docs: false
-            sound: disabled
-            vapi: disabled
-          - compiler: clang
-            docs: false
-            sound: enabled
-            vapi: disabled
-    runs-on: ubuntu-20.04
-    steps:
-      - name: install-deps
-        run: |
-          sudo apt-get update
-          sudo apt-get -y install \
-            bison \
-            gstreamer1.0-plugins-bad \
-            gstreamer1.0-plugins-good \
-            gstreamer1.0-tools \
-            gtk-doc-tools \
-            libgirepository1.0-dev \
-            libgstreamer1.0-dev \
-            libgtk-3-dev \
-            meson \
-            texinfo \
-            valac
+  # run-tests:
+  #   strategy:
+  #     matrix:
+  #       include:
+  #         - compiler: gcc
+  #           docs: true
+  #           sound: enabled
+  #           vapi: enabled
+  #         - compiler: gcc
+  #           docs: false
+  #           sound: disabled
+  #           vapi: disabled
+  #         - compiler: clang
+  #           docs: false
+  #           sound: enabled
+  #           vapi: disabled
+  #   runs-on: ubuntu-20.04
+  #   steps:
+  #     - name: install-deps
+  #       run: |
+  #         sudo apt-get update
+  #         sudo apt-get -y install \
+  #           bison \
+  #           gstreamer1.0-plugins-bad \
+  #           gstreamer1.0-plugins-good \
+  #           gstreamer1.0-tools \
+  #           gtk-doc-tools \
+  #           libgirepository1.0-dev \
+  #           libgstreamer1.0-dev \
+  #           libgtk-3-dev \
+  #           meson \
+  #           texinfo \
+  #           valac
 
-      - uses: actions/checkout@v2
+  #     - uses: actions/checkout@v2
 
-      - name: configure
-        run: |
-          CC=${{ matrix.compiler }}  meson _build -Dgtk_doc=${{ matrix.docs }} \
-            -Dsound=${{ matrix.sound }} -Dvapi=${{ matrix.vapi }}
+  #     - name: configure
+  #       run: |
+  #         CC=${{ matrix.compiler }}  meson _build -Dgtk_doc=${{ matrix.docs }} \
+  #           -Dsound=${{ matrix.sound }} -Dvapi=${{ matrix.vapi }}
 
-      - name: build
-        run: ninja -C _build
+  #     - name: build
+  #       run: ninja -C _build
 
-      - name: build-docs
-        if: matrix.docs
-        run: ninja -C _build chimara-doc
+  #     - name: build-docs
+  #       if: matrix.docs
+  #       run: ninja -C _build chimara-doc
 
-      - name: test
-        run: xvfb-run -a meson test -C _build
+  #     - name: test
+  #       run: xvfb-run -a meson test -C _build
 
-      - name: print-test-log
-        if: ${{ failure() }}
-        run: cat _build/meson-logs/testlog.txt
+  #     - name: print-test-log
+  #       if: ${{ failure() }}
+  #       run: cat _build/meson-logs/testlog.txt
 
   sanitizer:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: install-deps
         run: |
           sudo apt-get update
-          sudo apt-get -y install \
+          sudo apt-get -y --allow-downgrades install \
+            gir1.2-gtk-3.0=3.24.33-1ubuntu1 \
             gstreamer1.0-plugins-bad \
             gstreamer1.0-plugins-good \
             gstreamer1.0-tools \
+            libc6-dbg \
             libgstreamer1.0-dev \
-            libgtk-3-dev \
-            meson
+            libgtk-3-0=3.24.33-1ubuntu1 \
+            libgtk-3-dev=3.24.33-1ubuntu1 \
+            libunwind-dev \
+            libxml2-utils \
+            meson \
+            ubuntu-dbgsym-keyring
+
+      - name: install-debug-symbols
+        run: |
+          sudo tee -a "/etc/apt/sources.list.d/ddebs.list" <<EOF
+          deb http://ddebs.ubuntu.com jammy main restricted universe multiverse
+          deb http://ddebs.ubuntu.com jammy-updates main restricted universe multiverse
+          EOF
+          sudo apt-get update
+          sudo apt-get -y install libglib2.0-0-dbgsym libgtk-3-0-dbgsym
 
       - uses: actions/checkout@v2
 
@@ -90,6 +105,8 @@ jobs:
 
       - name: test
         run: |
+          G_DEBUG=gc-friendly \
+          G_SLICE=always-malloc \
           ASAN_OPTIONS=fast_unwind_on_malloc=0 \
           LSAN_OPTIONS=suppressions=$(pwd)/tests/lsan.supp \
             xvfb-run -a meson test -C _build