diff --git a/cmake/CPM.cmake b/cmake/CPM.cmake
index 5dbdaccfcf..4a82a3989d 100644
--- a/cmake/CPM.cmake
+++ b/cmake/CPM.cmake
@@ -2,8 +2,8 @@
 #
 # SPDX-FileCopyrightText: Copyright (c) 2019-2023 Lars Melchior and contributors
 
-set (CPM_DOWNLOAD_VERSION 0.40.7)
-set (CPM_HASH_SUM "c0fc82149e00c43a21febe7b2ca57b2ffea2b8e88ab867022c21d6b81937eb50")
+set (CPM_DOWNLOAD_VERSION 0.40.8)
+set (CPM_HASH_SUM "78ba32abdf798bc616bab7c73aac32a17bbd7b06ad9e26a6add69de8f3ae4791")
 
 if (CPM_SOURCE_CACHE)
     set (CPM_DOWNLOAD_LOCATION "${CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")