diff --git a/Resources/linphonerc-factory b/Resources/linphonerc-factory
index 01199c303..8adbf0a65 100644
--- a/Resources/linphonerc-factory
+++ b/Resources/linphonerc-factory
@@ -8,7 +8,7 @@ edge_bw=10
 
 [sip]
 guess_hostname=1
-inc_timeout=15
+inc_timeout=45
 use_info=0
 use_ipv6=0
 register_only_when_network_is_up=1
diff --git a/Resources/linphonerc-factory~ipad b/Resources/linphonerc-factory~ipad
index c7dd20a65..a98a051d7 100644
--- a/Resources/linphonerc-factory~ipad
+++ b/Resources/linphonerc-factory~ipad
@@ -8,7 +8,7 @@ edge_bw=10
 
 [sip]
 guess_hostname=1
-inc_timeout=15
+inc_timeout=45
 use_info=0
 use_ipv6=0
 register_only_when_network_is_up=1