diff --git a/configure.ac b/configure.ac
index 1ba6cec60..d6481e782 100644
--- a/configure.ac
+++ b/configure.ac
@@ -825,6 +825,7 @@ echo "   * OCSP:                      $ENABLED_OCSP"
 echo "   * CRL:                       $ENABLED_CRL"
 echo "   * CRL-MONITOR:               $ENABLED_CRL_MONITOR"
 echo "   * NTRU:                      $ENABLED_NTRU"
+echo "   * valgrind unit tests:       $ENABLED_VALGRIND"
 echo "   * Examples:                  $ENABLED_EXAMPLES"
 echo ""
 echo "---"