diff --git a/main/rtp.c b/main/rtp.c
index 4cf59780ac..11fef5a0a8 100644
--- a/main/rtp.c
+++ b/main/rtp.c
@@ -2665,6 +2665,8 @@ int ast_rtp_write(struct ast_rtp *rtp, struct ast_frame *_f)
 		else
 			f = _f;
 		ast_rtp_raw_write(rtp, f, codec);
+		if (f != _f)
+			ast_frfree(f);
 	}
 		
 	return 0;