diff --git a/kernel/ucount.c b/kernel/ucount.c
index 866850e..fbab754 100644
--- a/kernel/ucount.c
+++ b/kernel/ucount.c
@@ -70,6 +70,7 @@
 	UCOUNT_ENTRY("max_user_namespaces"),
 	UCOUNT_ENTRY("max_pid_namespaces"),
 	UCOUNT_ENTRY("max_uts_namespaces"),
+	UCOUNT_ENTRY("max_ipc_namespaces"),
 	{ }
 };
 #endif /* CONFIG_SYSCTL */