diff --git a/servers/slapd/dn.c b/servers/slapd/dn.c
index dd3a8ef76d..72891cfb47 100644
--- a/servers/slapd/dn.c
+++ b/servers/slapd/dn.c
@@ -263,7 +263,7 @@ char * dn_rdn(
 	}
 
 	while(*dn_in && ASCII_SPACE(*dn_in)) {
-		dn++;
+		dn_in++;
 	}
 
 	if( *dn_in == '\0' ) {