diff --git a/src/mod/applications/mod_httapi/mod_httapi.c b/src/mod/applications/mod_httapi/mod_httapi.c
index 9026333004..7c56f60517 100644
--- a/src/mod/applications/mod_httapi/mod_httapi.c
+++ b/src/mod/applications/mod_httapi/mod_httapi.c
@@ -2602,9 +2602,9 @@ static switch_status_t locate_url_file(http_file_context_t *context, const char
 		if ((!context->url_params || !switch_event_get_header(context->url_params, "ext")) 
 			&& headers && (ct = switch_event_get_header(headers, "content-type"))) {
 			if (switch_strcasecmp_any(ct, "audio/mpeg", "audio/x-mpeg", "audio/mp3", "audio/x-mp3", "audio/mpeg3", 
-									   "audio/x-mpeg3", "audio/mpg", "audio/x-mpg", "audio/x-mpegaudio")) {
+									  "audio/x-mpeg3", "audio/mpg", "audio/x-mpg", "audio/x-mpegaudio", NULL)) {
 				newext = "mp3";
-			} else if (switch_strcasecmp_any(ct, "audio/wav", "audio/x-wave", "audio/wav")) {
+			} else if (switch_strcasecmp_any(ct, "audio/wav", "audio/x-wave", "audio/wav", NULL)) {
 				newext = "wav";
 			}
 		}