diff --git a/ChangeLog.d/check_config.txt b/ChangeLog.d/check_config.txt
new file mode 100644
index 000000000..f9f44a4b8
--- /dev/null
+++ b/ChangeLog.d/check_config.txt
@@ -0,0 +1,5 @@
+Removals
+   * The header <mbedtls/check_config.h> no longer exists. Including it
+     from a custom config file was no longer needed since Mbed TLS 3.0,
+     and could lead to spurious errors. The checks that it performed are
+     now done automatically when building the library.