diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a8e2a61..4da8724 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,12 +7,12 @@ jobs:
     strategy:
       matrix:
         os: [ macos-latest ]
-        build: [Debug, Release]
-        compiler: [g++, clang++]
-        std_version: [17, 20]
+        build: [ Debug, Release ]
+        compiler: [ gcc-11, gcc-12, gcc-13, clang++ ]
+        std_version: [ 17, 20 ]
     name: ${{matrix.os}} ${{matrix.compiler}} ${{matrix.build}} std:${{matrix.std_version}}
     env:
-      CXX: ${{ matrix.compiler }}
+      CXX: ${{matrix.compiler}}
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
     - uses: actions/checkout@v3
@@ -30,11 +30,11 @@ jobs:
       matrix:
         os: [ ubuntu-latest ]
         build: [ Debug, Release ]
-        compiler: [ g++, clang++-15 ]
+        compiler: [ g++-11, g++-12, g++-13, clang++-15 ]
         std_version: [ 17, 20 ]
     name: ${{matrix.os}} ${{matrix.compiler}} ${{matrix.build}} std:${{matrix.std_version}}
     env:
-      CXX: ${{ matrix.compiler }}
+      CXX: ${{matrix.compiler}}
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
       - uses: actions/checkout@v3
@@ -53,7 +53,7 @@ jobs:
         build: [ Debug, Release ]
         os: [ windows-2019, windows-latest ]
         arch: [ Win32, x64 ]
-        std_version: [17, 20]
+        std_version: [ 17, 20 ]
     name: ${{matrix.os}} ${{matrix.arch}} ${{matrix.build}} std:${{matrix.std_version}}
     env:
       CTEST_OUTPUT_ON_FAILURE: 1