--- a/devtools/client/locales/en-US/boxmodel.properties
+++ b/devtools/client/locales/en-US/boxmodel.properties
@@ -10,20 +10,16 @@
 # You want to make that choice consistent across the developer tools.
 # A good criteria is the language in which you'd find the best
 # documentation on web development on the web.
 
 # LOCALIZATION NOTE (boxmodel.title) This is the title of the box model panel and is
 # displayed as a label.
 boxmodel.title=Box Model
 
-# LOCALIZATION NOTE (boxmodel.position) This refers to the position in the box model and
-# might be displayed as a label or as a tooltip.
-boxmodel.position=position: %S
-
 # LOCALIZATION NOTE (boxmodel.margin) This refers to the margin in the box model and
 # might be displayed as a label or as a tooltip.
 boxmodel.margin=margin
 
 # LOCALIZATION NOTE (boxmodel.border) This refers to the border in the box model and
 # might be displayed as a label or as a tooltip.
 boxmodel.border=border