Index: uspace/srv/ns/service.c
===================================================================
--- uspace/srv/ns/service.c	(revision c21d4d64870698b91707f203def6398db79bff84)
+++ uspace/srv/ns/service.c	(revision b596d0d09d98dccf4c29d7a1e774447f21f4fc13)
@@ -112,5 +112,5 @@
 
 /** Operations for service hash table. */
-static hash_table_ops_t service_hash_table_ops = {
+static const hash_table_ops_t service_hash_table_ops = {
 	.hash = service_hash,
 	.key_hash = service_key_hash,
@@ -121,5 +121,5 @@
 
 /** Operations for interface hash table. */
-static hash_table_ops_t iface_hash_table_ops = {
+static const hash_table_ops_t iface_hash_table_ops = {
 	.hash = iface_hash,
 	.key_hash = iface_key_hash,
Index: uspace/srv/ns/task.c
===================================================================
--- uspace/srv/ns/task.c	(revision c21d4d64870698b91707f203def6398db79bff84)
+++ uspace/srv/ns/task.c	(revision b596d0d09d98dccf4c29d7a1e774447f21f4fc13)
@@ -80,5 +80,5 @@
 
 /** Operations for task hash table. */
-static hash_table_ops_t task_hash_table_ops = {
+static const hash_table_ops_t task_hash_table_ops = {
 	.hash = task_hash,
 	.key_hash = task_key_hash,
@@ -131,5 +131,5 @@
 
 /** Operations for task hash table. */
-static hash_table_ops_t p2i_ops = {
+static const hash_table_ops_t p2i_ops = {
 	.hash = p2i_hash,
 	.key_hash = p2i_key_hash,