diff --git a/res/dsk/Columns.po b/res/dsk/Columns.po
index 4d603a15e..3385de850 100644
Binary files a/res/dsk/Columns.po and b/res/dsk/Columns.po differ
diff --git a/src/constants.a b/src/constants.a
index 5f40a89c6..fc3d41557 100644
--- a/src/constants.a
+++ b/src/constants.a
@@ -201,8 +201,10 @@ PRELAUNCH_STANDARD_SIZE = 61         ; LoadStandardPrelaunch, eventually to be d
 iCurBlockLo    = $D601               ; constant
 iCurBlockHi    = $D603               ; constant
 launchpatch    = $D853               ; glue.launch.a
-iAddToPath     = $FEBF               ; Roger Rabbit, avoid, use Infiltrator 2 style instead
+iAddToPath     = $FEBF               ; Roger Rabbit (via prelaunch), avoid, use Infiltrator 2 style instead
+                                     ; also Columns (via file in disk image)
 itraverse      = $DB31               ; Roger Rabbit, avoid, use Infiltrator 2 style instead
+                                     ; also Columns (via file in disk image)
 ldrlo          = $55                 ; constant
 ldrhi          = $56                 ; constant
 namlo          = $57                 ; constant
@@ -210,5 +212,7 @@ namhi          = $58                 ; constant
 ldrlo2         = $64                 ; constant
 ldrhi2         = $65                 ; constant
 
+; Columns also calls (de)accelerator functions directly
+
 _CONSTANTS_=*
 }