diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index da22d3f..6ccea02 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -41,8 +41,7 @@ jobs:
     needs: [ test ]
     runs-on: ubuntu-latest
     container: ghcr.io/nlohmann/json-ci:v2.4.0
-    # TODO: Temporarily disabled because not implemented
-    if: ${{ false && (github.event_name == 'push' || github.event_name == 'pull_request') }}
+    if: ${{ github.event_name == 'push' || github.event_name == 'pull_request' }}
     steps:
       - uses: actions/checkout@v3
       - name: Get test coverage
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a02f929..cfce8e6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -33,6 +33,8 @@ option(JSON_VALIDATOR_INSTALL "JsonValidator: Install targets" ${PROJECT_IS_TOP_
 option(JSON_VALIDATOR_BUILD_TESTS "JsonValidator: Build tests" ${PROJECT_IS_TOP_LEVEL})
 option(JSON_VALIDATOR_BUILD_EXAMPLES "JsonValidator: Build examples" ${PROJECT_IS_TOP_LEVEL})
 option(JSON_VALIDATOR_SHARED_LIBS "JsonValidator: Build as shared library" ${PROJECT_IS_TOP_LEVEL})
+option(JSON_VALIDATOR_TEST_COVERAGE "JsonValidator: Build with test coverage" OFF)
+mark_as_advanced(JSON_VALIDATOR_TEST_COVERAGE)
 # Get a default JSON_FETCH_VERSION from environment variables to workaround the CI
 if (DEFINED ENV{NLOHMANN_JSON_VERSION})
     set(JSON_FETCH_VERSION_DEFAULT $ENV{NLOHMANN_JSON_VERSION})
@@ -60,6 +62,19 @@ endif ()
 # Enable cmake's BUILD_SHARED_LIBS
 set(BUILD_SHARED_LIBS ${nlohmann_json_schema_validator_SHARED_LIBS})
 
+if (JSON_VALIDATOR_TEST_COVERAGE)
+	if (CMAKE_CXX_COMPILER_ID STREQUAL Clang)
+		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-instr-generate -fcoverage-mapping")
+	elseif (CMAKE_CXX_COMPILER_ID STREQUAL GNU)
+		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --coverage")
+	else ()
+		message(WARNING
+				"JsonValidator: Other toolchain coverage flags unknown.\n"
+				"Using --coverage as default")
+		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --coverage")
+	endif ()
+endif ()
+
 #[==============================================================================================[
 #                                       External packages                                       #
 ]==============================================================================================]
diff --git a/cmake/CMakePresets-CI.json b/cmake/CMakePresets-CI.json
index 4dae53c..5686db5 100644
--- a/cmake/CMakePresets-CI.json
+++ b/cmake/CMakePresets-CI.json
@@ -80,6 +80,12 @@
       "binaryDir": "cmake-build-coverage",
       "errors": {
         "deprecated": false
+      },
+      "cacheVariables": {
+        "JSON_VALIDATOR_TEST_COVERAGE": {
+          "type": "BOOL",
+          "value": true
+        }
       }
     },
     {