diff --git a/fdt.tcl b/fdt.tcl
index 7ce9a046b0406099bb2c5e60856c573932b5d78f..9fc711049450b3184f0020729f47d5bbe1fc4403 100644
--- a/fdt.tcl
+++ b/fdt.tcl
@@ -13,12 +13,6 @@ regsub tcl $TCLPATH doc/fdt HTMLPATH
 
 set VERSION "1.0a"
 
-# FMRIB TCL functions
-source $TCLPATH/FidFolderBox.tcl
-source $TCLPATH/FidFolderDlg.tcl
-source $TCLPATH/FidFolderInfoBox.tcl
-source $TCLPATH/FidFolderInfoDlg.tcl
-
 tixWidgetClass registrationImageSelect {
     -superclass tixPrimitive
     -classname RegistrationImageSelect