diff --git a/plugins/sip/calls-sip-origin.c b/plugins/sip/calls-sip-origin.c
index fc79a5e..7fb9bdb 100644
--- a/plugins/sip/calls-sip-origin.c
+++ b/plugins/sip/calls-sip-origin.c
@@ -1091,6 +1091,7 @@ deinit_sip_account (CallsSipOrigin *self)
     self->nua = NULL;
   }
 
+  g_clear_pointer (&self->own_ip, g_free);
   self->state = CALLS_ACCOUNT_NULL;
   return TRUE;
 }