diff --git a/src/core/timebars.cpp b/src/core/timebars.cpp
index 6b841a5c..7aaa04e6 100644
--- a/src/core/timebars.cpp
+++ b/src/core/timebars.cpp
@@ -50,7 +50,7 @@ void tbInit()
 #endif
 }
 
-void tbStartTimer(int32 unk, char *name)
+void tbStartTimer(int32 unk, const char *name)
 {
 	strcpy(TimerBar.Timers[TimerBar.count].name, name);
 	TimerBar.Timers[TimerBar.count].unk = unk;
@@ -58,7 +58,7 @@ void tbStartTimer(int32 unk, char *name)
 	TimerBar.count++;
 }
 
-void tbEndTimer(char* name)
+void tbEndTimer(const char* name)
 {
 	uint32 n = 1500;
 	for (uint32 i = 0; i < TimerBar.count; i++) {
diff --git a/src/core/timebars.h b/src/core/timebars.h
index 6d3b853e..1a5a0573 100644
--- a/src/core/timebars.h
+++ b/src/core/timebars.h
@@ -1,6 +1,6 @@
 #pragma once
 
 void tbInit();
-void tbStartTimer(int32, char*);
-void tbEndTimer(char*);
+void tbStartTimer(int32, const char*);
+void tbEndTimer(const char*);
 void tbDisplay();
\ No newline at end of file