diff --git a/stepmania/src/RageBitmapTexture.cpp b/stepmania/src/RageBitmapTexture.cpp
index 2295aca534..35f963b2b1 100644
--- a/stepmania/src/RageBitmapTexture.cpp
+++ b/stepmania/src/RageBitmapTexture.cpp
@@ -142,6 +142,7 @@ void RageBitmapTexture::Create(
 			break;
 		default:
 			ASSERT(0);	// invalid iAlphaBits value
+			fmtTexture = D3DFMT_A4R4G4B4;	break;
 		}
 
 		break;