diff --git a/configuration/configure.ac b/configuration/configure.ac
index 5967559..7ea4af1 100755
--- a/configuration/configure.ac
+++ b/configuration/configure.ac
@@ -43,7 +43,7 @@
 AC_CHECK_ENVVAR([HANDBOOK_INSTALL_ROOT])
 
 dnl This one is required for configuration, so handle separately.
-AC_MSG_CHECKING([XSLT])
+AC_MSG_CHECKING([variable XSLT])
 if test -z $XSLT; then
 	AC_MSG_RESULT([no])
 	AC_MSG_ERROR([required environment variable XSLT not defined])