diff --git a/kernel/mem_slab.c b/kernel/mem_slab.c
index 7c51689..f070939 100644
--- a/kernel/mem_slab.c
+++ b/kernel/mem_slab.c
@@ -58,7 +58,7 @@
  *
  * @return N/A
  */
-static int init_mem_slab_module(struct device *dev)
+static int init_mem_slab_module(const struct device *dev)
 {
 	int rc = 0;
 	ARG_UNUSED(dev);