diff --git a/servers/slapd/slap.h b/servers/slapd/slap.h
index 5a9984bcd4..cec3a714f5 100644
--- a/servers/slapd/slap.h
+++ b/servers/slapd/slap.h
@@ -36,7 +36,7 @@
 #include "ldap_queue.h"
 
 #ifdef LDAP_DEVEL
-/* #define SLAP_NVALUES 1 */
+#define SLAP_NVALUES 1
 #define SLAP_EXTENDED_SCHEMA 1
 #endif