diff --git a/.github/workflows/CI-unixish.yml b/.github/workflows/CI-unixish.yml
index a03e1d52..d800ae4b 100644
--- a/.github/workflows/CI-unixish.yml
+++ b/.github/workflows/CI-unixish.yml
@@ -8,13 +8,13 @@ jobs:
     strategy:
       matrix:
         compiler: [clang++, g++]
-        os: [ubuntu-18.04, ubuntu-20.04, ubuntu-22.04, macos-11, macos-12]
+        os: [ubuntu-20.04, ubuntu-22.04, macos-11, macos-12]
       fail-fast: false
 
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Install missing software on ubuntu
       if: matrix.os == 'ubuntu-22.04'
@@ -37,7 +37,7 @@ jobs:
           valgrind --leak-check=full --num-callers=50 --show-reachable=yes --track-origins=yes --gen-suppressions=all --error-exitcode=42 ./testrunner
 
     - name: Run with libstdc++ debug mode
-      if: matrix.os == 'ubuntu-22.04' && matrix.compiler == 'gcc'
+      if: matrix.os == 'ubuntu-22.04' && matrix.compiler == 'g++'
       run: |
         make clean
         make -j$(nproc) test CXX=${{ matrix.compiler }} CXXFLAGS="-g3 -D_GLIBCXX_DEBUG"
diff --git a/.github/workflows/CI-windows.yml b/.github/workflows/CI-windows.yml
index 220c34a2..aca68c93 100644
--- a/.github/workflows/CI-windows.yml
+++ b/.github/workflows/CI-windows.yml
@@ -22,10 +22,10 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Setup msbuild.exe
-        uses: microsoft/setup-msbuild@v1.0.2
+        uses: microsoft/setup-msbuild@v1.1
         
       - name: Run cmake
         if: matrix.os == 'windows-2019'
diff --git a/.github/workflows/clang-tidy.yml b/.github/workflows/clang-tidy.yml
index e1594f60..1202f5df 100644
--- a/.github/workflows/clang-tidy.yml
+++ b/.github/workflows/clang-tidy.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install missing software
         run: |