diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 136a326..005b208 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -51,11 +51,6 @@ jobs:
         # Thanks to McMartin & co https://forum.juce.com/t/list-of-juce-dependencies-under-linux/15121/44
         run: |
           sudo apt-get update && sudo apt install libasound2-dev libx11-dev libxinerama-dev libxext-dev libfreetype6-dev libwebkit2gtk-4.0-dev libglu1-mesa-dev xvfb ninja-build
-          # downgrade gcc to workaround 22.04 and C++20 issue
-          # see: https://github.com/actions/runner-images/issues/8659
-          sudo rm -f /etc/apt/sources.list.d/ubuntu-toolchain-r-ubuntu-test-jammy.list
-          sudo apt-get update
-          sudo apt-get install -y --allow-downgrades libc6=2.35-0ubuntu3.7 libc6-dev=2.35-0ubuntu3.7 libstdc++6=12.3.0-1ubuntu1~22.04 libgcc-s1=12.3.0-1ubuntu1~22.04
           sudo /usr/bin/Xvfb $DISPLAY &
 
       - name: Cache IPP (Windows)