diff --git a/include/spdk/nvme.h b/include/spdk/nvme.h
index 5a3e97baf..9a04033f3 100644
--- a/include/spdk/nvme.h
+++ b/include/spdk/nvme.h
@@ -114,7 +114,7 @@ uint32_t nvme_ctrlr_get_num_ns(struct nvme_controller *ctrlr);
  *
  * \sa nvme_ctrlr_cmd_get_log_page()
  */
-bool nvme_ctrlr_is_log_page_supported(struct nvme_controller *ctrlr, int log_page);
+bool nvme_ctrlr_is_log_page_supported(struct nvme_controller *ctrlr, uint8_t log_page);
 
 /**
  * Signature for callback function invoked when a command is completed.
diff --git a/lib/nvme/nvme_ctrlr.c b/lib/nvme/nvme_ctrlr.c
index 6908e10e2..5334855ca 100644
--- a/lib/nvme/nvme_ctrlr.c
+++ b/lib/nvme/nvme_ctrlr.c
@@ -863,7 +863,7 @@ nvme_ctrlr_register_aer_callback(struct nvme_controller *ctrlr,
 }
 
 bool
-nvme_ctrlr_is_log_page_supported(struct nvme_controller *ctrlr, int log_page)
+nvme_ctrlr_is_log_page_supported(struct nvme_controller *ctrlr, uint8_t log_page)
 {
 	unsigned int i = 0;