diff --git a/cmake/modules/FindQt.cmake b/cmake/modules/FindQt.cmake
index c3ba41d..30e8d2b 100644
--- a/cmake/modules/FindQt.cmake
+++ b/cmake/modules/FindQt.cmake
@@ -116,13 +116,6 @@ if( WITH_QT4 )
 endif( WITH_QT4 )
 
 if( WITH_QT3 )
-  # Set a default if not manually set
-  if ( NOT QT_INCLUDE_DIRS )
-    set( QT_INCLUDE_DIRS "/usr/include/qt3" )
-  endif ( NOT QT_INCLUDE_DIRS )
-  if ( NOT QT_LIBRARY_DIRS )
-    set( QT_LIBRARY_DIRS "/usr/lib" )
-  endif ( NOT QT_LIBRARY_DIRS )
 
   # we search for moc only if is not already set (by user or previous run of cmake)
   if( NOT QT_MOC_EXECUTABLE )