diff --git a/lib/timer.cpp b/lib/timer.cpp
index 56401cbd0..44d71043f 100644
--- a/lib/timer.cpp
+++ b/lib/timer.cpp
@@ -73,7 +73,7 @@ void TimerResults::AddResults(const std::string& str, std::clock_t clocks)
 
 Timer::Timer(const std::string& str, unsigned int showtimeMode, TimerResultsIntf* timerResults)
     : _str(str)
-    , _timerResults(timerResults)
+    , mTimerResults(timerResults)
     , _start(0)
     , _showtimeMode(showtimeMode)
     , _stopped(false)
@@ -97,8 +97,8 @@ void Timer::Stop()
             const double sec = (double)diff / CLOCKS_PER_SEC;
             std::cout << _str << ": " << sec << "s" << std::endl;
         } else {
-            if (_timerResults)
-                _timerResults->AddResults(_str, diff);
+            if (mTimerResults)
+                mTimerResults->AddResults(_str, diff);
         }
     }
 
diff --git a/lib/timer.h b/lib/timer.h
index 1043ed453..e4a4fb39f 100644
--- a/lib/timer.h
+++ b/lib/timer.h
@@ -78,7 +78,7 @@ private:
     Timer& operator=(const Timer&); // disallow assignments
 
     const std::string _str;
-    TimerResultsIntf* _timerResults;
+    TimerResultsIntf* mTimerResults;
     std::clock_t _start;
     const unsigned int _showtimeMode;
     bool _stopped;
diff --git a/lib/tokenize.cpp b/lib/tokenize.cpp
index 85eebe32b..f5c11931c 100644
--- a/lib/tokenize.cpp
+++ b/lib/tokenize.cpp
@@ -146,7 +146,7 @@ Tokenizer::Tokenizer() :
     mVarId(0),
     mUnnamedCount(0),
     mCodeWithTemplates(false), //is there any templates?
-    _timerResults(nullptr)
+    mTimerResults(nullptr)
 #ifdef MAXTIME
     ,maxtime(std::time(0) + MAXTIME)
 #endif
@@ -161,7 +161,7 @@ Tokenizer::Tokenizer(const Settings *settings, ErrorLogger *errorLogger) :
     mVarId(0),
     mUnnamedCount(0),
     mCodeWithTemplates(false), //is there any templates?
-    _timerResults(nullptr)
+    mTimerResults(nullptr)
 #ifdef MAXTIME
     ,maxtime(std::time(0) + MAXTIME)
 #endif
@@ -3553,8 +3553,8 @@ bool Tokenizer::simplifyTokenList1(const char FileName[])
     simplifyAsm();
 
     // Bail out if code is garbage
-    if (_timerResults) {
-        Timer t("Tokenizer::tokenize::findGarbageCode", mSettings->showtime, _timerResults);
+    if (mTimerResults) {
+        Timer t("Tokenizer::tokenize::findGarbageCode", mSettings->showtime, mTimerResults);
         findGarbageCode();
     } else {
         findGarbageCode();
@@ -3723,8 +3723,8 @@ bool Tokenizer::simplifyTokenList1(const char FileName[])
     simplifyVarDecl(false);
 
     // typedef..
-    if (_timerResults) {
-        Timer t("Tokenizer::tokenize::simplifyTypedef", mSettings->showtime, _timerResults);
+    if (mTimerResults) {
+        Timer t("Tokenizer::tokenize::simplifyTypedef", mSettings->showtime, mTimerResults);
         simplifyTypedef();
     } else {
         simplifyTypedef();
@@ -3841,8 +3841,8 @@ bool Tokenizer::simplifyTokenList1(const char FileName[])
 
     validate(); // #6772 "segmentation fault (invalid code) in Tokenizer::setVarId"
 
-    if (_timerResults) {
-        Timer t("Tokenizer::tokenize::setVarId", mSettings->showtime, _timerResults);
+    if (mTimerResults) {
+        Timer t("Tokenizer::tokenize::setVarId", mSettings->showtime, mTimerResults);
         setVarId();
     } else {
         setVarId();
diff --git a/lib/tokenize.h b/lib/tokenize.h
index 4f461b324..590d815a2 100644
--- a/lib/tokenize.h
+++ b/lib/tokenize.h
@@ -84,7 +84,7 @@ public:
     ~Tokenizer();
 
     void setTimerResults(TimerResults *tr) {
-        _timerResults = tr;
+        mTimerResults = tr;
     }
 
     /** Is the code C. Used for bailouts */
@@ -896,7 +896,7 @@ private:
     /**
      * TimerResults
      */
-    TimerResults *_timerResults;
+    TimerResults *mTimerResults;
 
 #ifdef MAXTIME
     /** Tokenizer maxtime */