diff --git a/include/linux/i2o.h b/include/linux/i2o.h
index 1fb02e1..2514f4e 100644
--- a/include/linux/i2o.h
+++ b/include/linux/i2o.h
@@ -490,7 +490,7 @@
  */
 struct i2o_pool {
 	char *name;
-	kmem_cache_t *slab;
+	struct kmem_cache *slab;
 	mempool_t *mempool;
 };