https://github.com/coturn/coturn/issues/193

--- ./src/apps/rfc5769/rfc5769check.c.orig
+++ ./src/apps/rfc5769/rfc5769check.c
@@ -564,10 +564,5 @@
 		}
 	}
 
-	{
-		if(check_oauth()<0)
-			exit(-1);
-	}
-
 	return 0;
 }