diff --git a/ggsn/ggsn.c b/ggsn/ggsn.c
index 60a4f80..5f120f3 100644
--- a/ggsn/ggsn.c
+++ b/ggsn/ggsn.c
@@ -532,6 +532,7 @@
     
   }
 
+  ippool_free(ippool);
   gtp_free(gsn);
   tun_free(tun);