diff --git a/cppcheck.cpp b/cppcheck.cpp
index f91dbefce..8b7f28532 100644
--- a/cppcheck.cpp
+++ b/cppcheck.cpp
@@ -214,6 +214,9 @@ void CppCheck::checkFile(const std::string &code, const char FileName[])
     std::istringstream istr(code);
     _tokenizer.tokenize(istr, FileName);
     }
+
+    // Set variable id
+    _tokenizer.setVarId();
 
     _tokenizer.fillFunctionList();