diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1be037296..eddde4fb2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       # Checkout Repository
       - name: Checkout
@@ -13,7 +13,7 @@ jobs:
       - name: Setup CCache
         uses: hendrikmuhs/ccache-action@v1
 
-      - uses: ghdl/setup-ghdl-ci@nightly
+      - uses: ghdl/setup-ghdl-ci@master
         with:
           backend: llvm
 
@@ -22,7 +22,7 @@ jobs:
         run: |
           sudo apt-get install wget build-essential python3 ninja-build
           sudo apt-get install libevent-dev libjson-c-dev flex bison
-          sudo apt-get install libfl-dev libfl2 zlibc zlib1g-dev
+          sudo apt-get install libfl-dev libfl2 zlib1g-dev
           pip3 install setuptools
           pip3 install requests
           pip3 install pexpect