diff --git a/configure.ac b/configure.ac
index 238d0fdf..3188ab83 100644
--- a/configure.ac
+++ b/configure.ac
@@ -432,7 +432,7 @@ 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
-dnl ALL_LINGUAS=`(cd ${srcdir}/po && ls *.po | sed -e 's/\.po$//' | tr '\012' ' ')`
+ALL_LINGUAS=`(cd ${srcdir}/po && ls *.po | sed -e 's/\.po$//' | tr '\012' ' ')`
 
 dnl
 dnl Find makeinfo.  We used to provide support for Emacs processing