diff --git a/build/openldap.m4 b/build/openldap.m4
index c4c658659a..4da6b3f102 100644
--- a/build/openldap.m4
+++ b/build/openldap.m4
@@ -156,7 +156,9 @@ AC_DEFUN([OL_LIB_BERKELEY_DB],
 [AC_CACHE_CHECK([for Berkeley DB library], [ol_cv_lib_db],
 [	ol_LIBS="$LIBS"
 	AC_CHECK_FUNC(dbopen,[ol_cv_lib_db=yes], [
-		AC_CHECK_LIB(db,dbopen,[ol_cv_lib_db=-ldb],[ol_cv_lib_db=no])
+		AC_CHECK_LIB(db1,dbopen,[ol_cv_lib_db=-ldb1],[
+			AC_CHECK_LIB(db,dbopen,[ol_cv_lib_db=-ldb],[ol_cv_lib_db=no])
+		])
 	])
 	LIBS="$ol_LIBS"
 ])