diff --git a/sip.conf b/sip.conf
index 124d963..9c5bc11 100644
--- a/sip.conf
+++ b/sip.conf
@@ -294,6 +294,7 @@ qualifyfreq=20                 ; Qualification: How often to check for the host
 				; and reported in milliseconds with sip show settings.
                                 ; Set to low value if you use low timeout for NAT of UDP sessions
 				; Default: 60
+qualify=yes
 ;qualifygap=100			; Number of milliseconds between each group of peers being qualified
 				; Default: 100
 ;qualifypeers=1			; Number of peers in a group to be qualified at the same time