diff --git a/src/loaders.inc b/src/loaders.inc
index 011ff68..df23b8b 100644
--- a/src/loaders.inc
+++ b/src/loaders.inc
@@ -178,7 +178,7 @@ static int streamloader(void *ud, struct ResManRes *res) {
 	snprintf(namebuf, sizeof(namebuf), "assets/aud/%s", res->name);
 	
 	res->thing = k3MixSourceFile(namebuf);
-	return 1;
+	return !!res->thing;
 }
 
 static int refresh_texture(struct ResManRes *res) {