diff --git a/src/CppParser/CppParser.cpp b/src/CppParser/CppParser.cpp
index 9284b6e56..6d05d6209 100644
--- a/src/CppParser/CppParser.cpp
+++ b/src/CppParser/CppParser.cpp
@@ -19,7 +19,7 @@ namespace CppSharp { namespace CppParser {
 
     CppParserOptions::~CppParserOptions() {}
 
-    std::string CppParserOptions::getClangVersion()
+    const std::string& CppParserOptions::getClangVersion() const
     {
         return clangVersion;
     }
@@ -78,4 +78,4 @@ namespace CppSharp { namespace CppParser {
 
     ParserDiagnostic::~ParserDiagnostic() {}
 
-}} // namespace CppSharp::CppParser
\ No newline at end of file
+}} // namespace CppSharp::CppParser
diff --git a/src/CppParser/CppParser.h b/src/CppParser/CppParser.h
index 79b62f501..55752d49a 100644
--- a/src/CppParser/CppParser.h
+++ b/src/CppParser/CppParser.h
@@ -50,6 +50,9 @@ namespace CppSharp { namespace CppParser {
         bool skipLayoutInfo = false;
         bool skipFunctionBodies = true;
 
+    public:
+        const std::string& clangVersion const;
+
     private:
         std::string clangVersion;
     };
@@ -132,4 +135,4 @@ namespace CppSharp { namespace CppParser {
                                   bool Last);
     };
 
-}} // namespace CppSharp::CppParser
\ No newline at end of file
+}} // namespace CppSharp::CppParser