diff --git a/src/Common.c b/src/Common.c
index 5e783aa..ec31166 100644
--- a/src/Common.c
+++ b/src/Common.c
@@ -40,6 +40,7 @@ DmCommandType Dm_embellishmentToCommand(DmEmbellishmentType embellishment) {
 	case DmEmbellishment_END:
 		return DmCommand_END;
 	}
+	return DmCommand_GROOVE;
 }
 
 bool DmGuid_equals(DmGuid const* a, DmGuid const* b) {