diff --git a/.github/workflows/ci_action.yml b/.github/workflows/ci_action.yml
index f1017d8..ca56bea 100644
--- a/.github/workflows/ci_action.yml
+++ b/.github/workflows/ci_action.yml
@@ -61,7 +61,7 @@ jobs:
           echo "== CMAKE VERSION =="
           cmake --version
           echo "== CMAKE CONFIGURE =="
-          cmake -B${{env.BUILD_DIR}} -DCLOVE_CMAKE__UC_BUILD=ON
+          cmake -B${{env.BUILD_DIR}} -DCLOVE_CMAKE__UC_BUILD=ON -DCLOVE_CMAKE__CPP_STRICT_WARN_AS_ERROR=ON
           echo "== CMAKE BUILD =="
           cmake --build ${{env.BUILD_DIR}} --config Release
       - name: List Build
diff --git a/clove-unit.h b/clove-unit.h
index dd01157..0181d92 100644
--- a/clove-unit.h
+++ b/clove-unit.h
@@ -1001,8 +1001,9 @@ char* __clove_path_to_absolute(const char* rel_path) {
     char* result = NULL;
 #if _WIN32
     result = __CLOVE_MEMORY_MALLOC_TYPE_N(char, _MAX_PATH);
-    //if( _fullpath( full, partialPath, _MAX_PATH ) != NULL )
-    _fullpath(result, rel_path, _MAX_PATH );
+    
+    char* discarded = _fullpath(result, rel_path, _MAX_PATH );
+    __CLOVE_UNUSED_VAR(discarded); //fix "warning C6031: Return value ignored: '_fullpath'."
 #else
     result = __CLOVE_MEMORY_MALLOC_TYPE_N(char, PATH_MAX);
     if (__clove_path_exists(rel_path)) {
diff --git a/tests/stricts/clove-c/CMakeLists.txt b/tests/stricts/clove-c/CMakeLists.txt
index eca4e41..0783e34 100644
--- a/tests/stricts/clove-c/CMakeLists.txt
+++ b/tests/stricts/clove-c/CMakeLists.txt
@@ -11,7 +11,7 @@ set_property(TARGET StrictCloveC PROPERTY COMPILE_WARNING_AS_ERROR ON)
 
 # Compiler Options
 if (MSVC)
-    target_compile_options(StrictCloveC PRIVATE /W4)
+    target_compile_options(StrictCloveC PRIVATE /W4 /analyze)
 else() # GCC and CLANG
     target_compile_options(StrictCloveC PRIVATE -Wall -Wextra -Wpedantic)
 endif()
diff --git a/tests/stricts/clove-cpp/CMakeLists.txt b/tests/stricts/clove-cpp/CMakeLists.txt
index c87c77f..aea1252 100644
--- a/tests/stricts/clove-cpp/CMakeLists.txt
+++ b/tests/stricts/clove-cpp/CMakeLists.txt
@@ -13,7 +13,7 @@ endif()
 
 # Compiler Options
 if (MSVC)
-    target_compile_options(StrictCloveCpp PRIVATE /W4)
+    target_compile_options(StrictCloveCpp PRIVATE /W4 /analyze)
 else() # GCC and CLANG
     target_compile_options(StrictCloveCpp PRIVATE -Wall -Wextra -Wpedantic)
 endif()