diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 51d6144b..2a7f775e 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -72,13 +72,13 @@ jobs:
           cache-name: cache-conan-data
         with:
           path: ~/.conan/data
-          key: build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-${{ env.COMPILER_VERSION }}-${{ env.STDLIB }}
+          key: build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-${{ COMPILER_VERSION }}-${{ STDLIB }}
           restore-keys: |
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-${{ env.COMPILER_VERSION }}-${{ env.STDLIB }}
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-${{ env.COMPILER_VERSION }}-
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-
-            build-${{ env.OS }}-
+            build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-${{ COMPILER_VERSION }}-${{ STDLIB }}
+            build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-${{ COMPILER_VERSION }}-
+            build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-
+            build-${{ OS }}-${{ BUILD_TYPE }}-
+            build-${{ OS }}-
       - name: Set up Python
         if: matrix.language == 'cpp'
         uses: actions/setup-python@v4
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index b2d8bc23..2112defe 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -49,7 +49,17 @@ env:
 jobs:
   docs:
     name: Generate documentation
-    runs-on: ${{ env.OS }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ "ubuntu-22.04" ]
+        build_type: [ "Debug" ]
+        compiler:
+        - {
+            type: GCC,
+            version: "10",
+            lib: libstdc++11
+          } 
     steps:
       - uses: actions/checkout@v3
       - name: Cache Conan data
@@ -58,13 +68,13 @@ jobs:
           cache-name: cache-conan-data
         with:
           path: ~/.conan/data
-          key: build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-${{ env.COMPILER_VERSION }}-${{ env.STDLIB }}
+          key: build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-${{ COMPILER_VERSION }}-${{ STDLIB }}
           restore-keys: |
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-${{ env.COMPILER_VERSION }}-${{ env.STDLIB }}
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-${{ env.COMPILER_VERSION }}-
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-${{ env.COMPILER_TYPE }}-
-            build-${{ env.OS }}-${{ env.BUILD_TYPE }}-
-            build-${{ env.OS }}-
+            build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-${{ COMPILER_VERSION }}-${{ STDLIB }}
+            build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-${{ COMPILER_VERSION }}-
+            build-${{ OS }}-${{ BUILD_TYPE }}-${{ COMPILER_TYPE }}-
+            build-${{ OS }}-${{ BUILD_TYPE }}-
+            build-${{ OS }}-
       - name: Install Ninja
         run: |
           sudo apt install -y ninja-build