diff --git a/modules/h323chan.cpp b/modules/h323chan.cpp
index 9121275d..04e3a950 100644
--- a/modules/h323chan.cpp
+++ b/modules/h323chan.cpp
@@ -184,7 +184,7 @@ static const TokenDict q931_errors[] = {
     { "congestion", Q931::Congestion },
     { "offline", Q931::SubscriberAbsent },
     { "nocall", Q931::InvalidCallReference },
-#if (OPENH323_NUMVERSION >= 11800)
+#if (OPENH323_NUMVERSION >= 11506)
     { "nocall", Q931::IdentifiedChannelNonExistent },
 #endif
     { 0 , 0 },