diff --git a/libisoburn/trunk/configure.ac b/libisoburn/trunk/configure.ac
index dfd2bdfa..81f8b554 100644
--- a/libisoburn/trunk/configure.ac
+++ b/libisoburn/trunk/configure.ac
@@ -94,7 +94,7 @@ fi
 
 AC_PROG_LIBTOOL
 AC_SUBST(LIBTOOL_DEPS)
-dnl LIBTOOL="$LIBTOOL --silent"
+# LIBTOOL="$LIBTOOL --silent"
 
 AC_PROG_INSTALL