diff --git a/tools/tidy/src/TidyConfigParser.cpp b/tools/tidy/src/TidyConfigParser.cpp
index cf3a7ccf8..a20a03477 100644
--- a/tools/tidy/src/TidyConfigParser.cpp
+++ b/tools/tidy/src/TidyConfigParser.cpp
@@ -40,7 +40,7 @@ char TidyConfigParser::nextChar() {
         return 0;
     col++;
 #if defined(_WIN32)
-    if (c == '\r' && stream.peek() == '\n') {
+    if (c == '\r' && fileStream.peek() == '\n') {
         fileStream >> std::noskipws >> c;
         col = 0;
         line++;