diff -arNu ccp4-6.1.1/ccp4i/scripts/superpose.script ccp4-6.1.1.new/ccp4i/scripts/superpose.script
--- ccp4-6.1.1/ccp4i/scripts/superpose.script	2006-07-26 16:22:49.000000000 +0200
+++ ccp4-6.1.1.new/ccp4i/scripts/superpose.script	2009-07-05 22:11:59.000000000 +0200
@@ -21,7 +21,7 @@
 
   if { [regexp SSM $SUPERPOSE_MODE ] } {
 
-    set cmd "[BinPath superpose] \"$XYZIN2\" -s $SSM_MOVING \"$XYZIN1\" -s $SSM_FIXED \"$XYZOUT_LOCAL\""
+    set cmd "[BinPath superpose-ccp4] \"$XYZIN2\" -s $SSM_MOVING \"$XYZIN1\" -s $SSM_FIXED \"$XYZOUT_LOCAL\""
     set status [Execute $cmd "" program_status report ]
 
   } elseif { [regexp TOP $SUPERPOSE_MODE ] } {