diff --git a/mailnews/addrbook/prefs/resources/locale/en-US/Makefile.in b/mailnews/addrbook/prefs/resources/locale/en-US/Makefile.in
index cd64692e02cd..4b9dcf9a8951 100644
--- a/mailnews/addrbook/prefs/resources/locale/en-US/Makefile.in
+++ b/mailnews/addrbook/prefs/resources/locale/en-US/Makefile.in
@@ -15,7 +15,7 @@
 # Reserved.
 #
 
-DEPTH = ../../../../..
+DEPTH = ../../../../../..
 topsrcdir	= @top_srcdir@
 VPATH		= @srcdir@
 srcdir		= @srcdir@