diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9acc28ce37642d8810acb9e9f7e3669d8a78f110..76f8b811e0fd7b6ad3f2ed862f9fd4a022a1d8a0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,7 +73,7 @@ FIND_PACKAGE(Qt4 COMPONENTS QtCore QtNetwork)
 
 # ADD_DEFINITIONS(${SWIFTEN_CFLAGS})
 ADD_DEFINITIONS(-DSUPPORT_LEGACY_CAPS)
-ADD_DEFINITIONS(-DBOOST_FILESYSTEM_VERSION=2)
+# ADD_DEFINITIONS(-DBOOST_FILESYSTEM_VERSION=2)
 
 message("  Supported features")
 message("-----------------------")