diff --git a/src/CombinedLifeMeterTug.cpp b/src/CombinedLifeMeterTug.cpp
index 7d1eefc502..c1d8cfdbfb 100644
--- a/src/CombinedLifeMeterTug.cpp
+++ b/src/CombinedLifeMeterTug.cpp
@@ -14,7 +14,7 @@ static void TugMeterPercentChangeInit( size_t /*ScoreEvent*/ i, RString &sNameOu
 	switch( i )
 	{
 	default:
-		FAIL_M(ssprintf("Invalid ScoreEvent: %i", i));
+		FAIL_M(ssprintf("Invalid ScoreEvent: %i", static_cast<int>(i)));
 	case SE_W1:			defaultValueOut = +0.010f;	break;
 	case SE_W2:			defaultValueOut = +0.008f;	break;
 	case SE_W3:			defaultValueOut = +0.004f;	break;
diff --git a/src/NoteTypes.h b/src/NoteTypes.h
index 2d22b57d73..4cabac1e9c 100644
--- a/src/NoteTypes.h
+++ b/src/NoteTypes.h
@@ -180,7 +180,7 @@ struct TapNote
 	{
 		if (type_ > TapNoteType_Fake )
 		{
-			LOG->Trace("Invalid tap note type %d (most likely) due to random vanish issues. Assume it doesn't need judging.", TapNoteTypeToString(type_).c_str() );
+			LOG->Trace("Invalid tap note type %s (most likely) due to random vanish issues. Assume it doesn't need judging.", TapNoteTypeToString(type_).c_str() );
 			type = TapNoteType_Empty;
 		}
 	}
diff --git a/src/Player.cpp b/src/Player.cpp
index 0865791d96..fe57053f31 100644
--- a/src/Player.cpp
+++ b/src/Player.cpp
@@ -108,7 +108,7 @@ void TimingWindowSecondsInit( size_t /*TimingWindow*/ i, RString &sNameOut, floa
 	switch( i )
 	{
 	default:
-		FAIL_M(ssprintf("Invalid timing window: %i", i));
+		FAIL_M(ssprintf("Invalid timing window: %i", static_cast<int>(i)));
 	case TW_W1:	defaultValueOut = 0.0225f;	break;
 	case TW_W2:	defaultValueOut = 0.045f;	break;
 	case TW_W3:	defaultValueOut = 0.090f;	break;