diff --git a/include/mimalloc-types.h b/include/mimalloc-types.h
index ebf764ab..3577b23a 100644
--- a/include/mimalloc-types.h
+++ b/include/mimalloc-types.h
@@ -32,7 +32,7 @@ terms of the MIT license. A copy of the license can be found in the file
 // Define MI_TRACK_<tool> to enable tracking support
 // #define MI_TRACK_VALGRIND 1
 // #define MI_TRACK_ASAN     1
-#define MI_TRACK_ETW      1
+// #define MI_TRACK_ETW      1
 
 // Define MI_STAT as 1 to maintain statistics; set it to 2 to have detailed statistics (but costs some performance).
 // #define MI_STAT 1