diff --git a/apps/sbc/SBCCallProfile.cpp b/apps/sbc/SBCCallProfile.cpp
index 226e8291..244c3e27 100644
--- a/apps/sbc/SBCCallProfile.cpp
+++ b/apps/sbc/SBCCallProfile.cpp
@@ -123,7 +123,7 @@ static string payload2str(const SdpPayload &p);
 	else {								\
 	  map<string,unsigned short>::iterator name_it =		\
 	    AmConfig::SIP_If_names.find(what);				\
-	  if (name_it != AmConfig::RTP_If_names.end()) \
+	  if (name_it != AmConfig::SIP_If_names.end()) \
 	    iface = name_it->second;					\
 	  else {							\
 	    ERROR("selected " #what " '%s' does not exist as a signaling" \