diff --git a/ChangeLog b/ChangeLog
index c4ecfa68..874075b1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,6 +3,8 @@
 	* po/en@quot.po, po/en@boldquot.po, po/en_US.po: Updated
 	translations for copyright year in --version.
 	* po/Rules-quot: Make en@*-update should create wget.pot.
+	* configure.ac: Ensure that en_US appears in ALL_LINGUAS exactly
+	once.
 
 2008-01-25  Micah Cowan  <micah@cowan.name>
 
diff --git a/configure.ac b/configure.ac
index e7481b67..e98e6b32 100644
--- a/configure.ac
+++ b/configure.ac
@@ -433,7 +433,7 @@ dnl     ALL_LINGUAS="cs de hr it ..."
 dnl The downside was that configure needed to be rebuilt whenever a
 dnl new language was added.
 dnl
-ALL_LINGUAS="en@quot en@boldquot en_US $(cd ${srcdir}/po && ls *.po | grep -v 'en@.*quot' | sed -e 's/\.po$//' | tr '\012' ' ')"
+ALL_LINGUAS="en@quot en@boldquot en_US $(cd ${srcdir}/po && ls *.po | grep -v 'en@.*quot' | grep -v 'en_US\.po' | sed -e 's/\.po$//' | tr '\012' ' ')"
 
 dnl
 dnl Find makeinfo.  We used to provide support for Emacs processing