diff --git a/src/audio/sound_manager.cpp b/src/audio/sound_manager.cpp
index 91ffe2a24..93fb1139e 100644
--- a/src/audio/sound_manager.cpp
+++ b/src/audio/sound_manager.cpp
@@ -196,7 +196,7 @@ MusicInformation* SoundManager::getMusicInformation(const std::string& filename)
         catch (std::exception &e)
         {
             (void)e;
-            printf("Can't open music file '%s'.\n", filename);
+            printf("Can't open music file '%s'.\n", filename.c_str());
             return NULL;
         }