diff --git a/ChangeLog b/ChangeLog
index 985a4b1..a4f83d8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -43,6 +43,7 @@
      codes to always wrap these codes into X.509 high level error codes before
      returning. Fixes #2431.
    * Fix typo in net_would_block(). Fixes #528 reported by github-monoculture.
+   * Remove redundant include file in timing.c. Fixes #2640 reported by irwir.
 
 Changes
    * Return from various debugging routines immediately if the
diff --git a/library/timing.c b/library/timing.c
index 8b90383..9ccaf40 100644
--- a/library/timing.c
+++ b/library/timing.c
@@ -50,7 +50,6 @@
 #if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
 
 #include <windows.h>
-#include <winbase.h>
 #include <process.h>
 
 struct _hr_time