diff --git a/lib/preprocessor.cpp b/lib/preprocessor.cpp
index 738862e42eb..4ad0aea66ff 100644
--- a/lib/preprocessor.cpp
+++ b/lib/preprocessor.cpp
@@ -952,13 +952,17 @@ std::size_t Preprocessor::calculateHash(const simplecpp::TokenList &tokens1, con
 {
     std::string hashData = toolinfo;
     for (const simplecpp::Token *tok = tokens1.cfront(); tok; tok = tok->next) {
-        if (!tok->comment)
+        if (!tok->comment) {
             hashData += tok->str();
+            hashData += tok->location.line / tok->location.col;
+        }
     }
     for (std::map<std::string, simplecpp::TokenList *>::const_iterator it = mTokenLists.cbegin(); it != mTokenLists.cend(); ++it) {
         for (const simplecpp::Token *tok = it->second->cfront(); tok; tok = tok->next) {
-            if (!tok->comment)
+            if (!tok->comment) {
                 hashData += tok->str();
+                hashData += tok->location.line / tok->location.col;
+            }
         }
     }
     return (std::hash<std::string>{})(hashData);