diff --git a/CMakeLists.txt b/CMakeLists.txt
index a97d2bf8d..e91af0989 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -174,7 +174,6 @@ option(pool-allocators "Uses a pool allocator for disk and piece buffers" ON)
 option(encryption "link against openssl and enable encryption" ON)
 option(dht "enable support for Mainline DHT" ON)
 option(deprecated-functions "enable deprecated functions for backwards compatibility" ON)
-option(disk-stats "enable disk activity logging feature" OFF)
 option(exceptions "build with exception support" ON)
 option(libiconv "enable linking against system libiconv" OFF)
 option(logging "build with logging" ON)
@@ -204,9 +203,6 @@ find_package(Threads REQUIRED)
 include_directories(${includes})
 
 add_definitions(-DTORRENT_BUILDING_LIBRARY)
-if (disk-stats)
-	add_definitions(-DTORRENT_DISK_STATS)
-endif (disk-stats)
 
 if (libiconv)
 	find_package(Iconv REQUIRED)