diff --git a/epan/dissectors/packet-rtp.c b/epan/dissectors/packet-rtp.c
index 162b51354c..671784d448 100644
--- a/epan/dissectors/packet-rtp.c
+++ b/epan/dissectors/packet-rtp.c
@@ -219,6 +219,10 @@ static dissector_handle_t data_handle;
 void proto_reg_handoff_rtp(void);
 void proto_reg_handoff_pkt_ccc(void);
 
+static gboolean dissect_rtp_heur( tvbuff_t *tvb, packet_info *pinfo,
+    proto_tree *tree );
+static void dissect_rtp( tvbuff_t *tvb, packet_info *pinfo,
+    proto_tree *tree );
 static void show_setup_info(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
 static void get_conv_info(packet_info *pinfo, struct _rtp_info *rtp_info);