diff --git a/tests/scripts/defines.sh b/tests/scripts/defines.sh
index 803405b3f1..d9005382a0 100755
--- a/tests/scripts/defines.sh
+++ b/tests/scripts/defines.sh
@@ -32,6 +32,7 @@ SLURPD=../servers/slurpd/slurpd
 LDAPSEARCH=../clients/tools/ldapsearch
 LDAPMODIFY=../clients/tools/ldapmodify
 LDAPADD=../clients/tools/ldapadd
+LDAPMODRDN=../clients/tools/ldapmodrdn
 SLAPDTESTER=$PROGDIR/slapd-tester
 LVL=5
 PORT=9009