diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index 6fc2b52ff..146f8578d 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -62,7 +62,7 @@ IF(WIN32)
   FIND_PACKAGE(External REQUIRED)
 
   IF(NOT DEFINED ENV{QTDIR})
-    SET(ENV{QTDIR} "c:/qt/4.5.0")
+    SET(ENV{QTDIR} "c:/qt/4.6.3")
   ENDIF(NOT DEFINED ENV{QTDIR})
 ENDIF(WIN32)