diff --git a/openbsc/include/openbsc/gprs_ns.h b/openbsc/include/openbsc/gprs_ns.h
index 8b5e7dc..953c364 100644
--- a/openbsc/include/openbsc/gprs_ns.h
+++ b/openbsc/include/openbsc/gprs_ns.h
@@ -222,7 +222,7 @@
 /* Add NS-specific VTY stuff */
 int gprs_ns_vty_init(struct gprs_ns_inst *nsi);
 
-#define NS_ALLOC_SIZE	1024
+#define NS_ALLOC_SIZE	2048
 #define NS_ALLOC_HEADROOM 20
 static inline struct msgb *gprs_ns_msgb_alloc(void)
 {