diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d98e47a5..4c1232bdf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -87,6 +87,11 @@ Added `msg_mempool_size` parameter to `spdk_reactors_init` and `spdk_thread_lib_
 The size of `g_spdk_msg_mempool` can now be controlled through the same-named
 user option of `spdk_app_opts` structure.
 
+### nvme
+
+The API `spdk_nvme_ctrlr_prepare_for_reset()` was deprecated. The functionality provided by the
+`spdk_nvme_ctrlr_prepare_for_reset()` was merged into the API `spdk_nvme_ctrlr_disconnect()`.
+
 ### nvmf
 
 Removed deprecated max_qpairs_per_ctrlr parameter from nvmf_create_transport RPC. Use
diff --git a/deprecation.md b/deprecation.md
index 49c57976a..2bab2fecb 100644
--- a/deprecation.md
+++ b/deprecation.md
@@ -13,3 +13,8 @@ Specific future SPDK release for the removal must be provided.
 ABI cannot be removed without providing deprecation notice for at least single SPDK release.
 
 ## Deprecation Notices {#deprecation-notices}
+
+### nvme
+
+Deprecated `spdk_nvme_ctrlr_prepare_for_reset` API, which will be removed in SPDK 22.01.
+For PCIe transport, `spdk_nvme_ctrlr_disconnect` should be used before freeing I/O qpairs.
diff --git a/include/spdk/nvme.h b/include/spdk/nvme.h
index 88f38b4c3..4157292da 100644
--- a/include/spdk/nvme.h
+++ b/include/spdk/nvme.h
@@ -1074,6 +1074,7 @@ int spdk_nvme_ctrlr_reset(struct spdk_nvme_ctrlr *ctrlr);
 
 /**
  * Inform the driver that the application is preparing to reset the specified NVMe controller.
+ * (Deprecated, please use spdk_nvme_ctrlr_disconnect() before freeing I/O qpairs instead.)
  *
  * This function allows the driver to make decisions knowing that a reset is about to happen.
  * For example, the pcie transport in this case could skip sending DELETE_CQ and DELETE_SQ