diff --git a/servers/slapd/tools/ldif2id2entry-bdb2.c b/servers/slapd/tools/ldif2id2entry-bdb2.c
index 7b24ec928a..fef6d6e460 100644
--- a/servers/slapd/tools/ldif2id2entry-bdb2.c
+++ b/servers/slapd/tools/ldif2id2entry-bdb2.c
@@ -138,7 +138,7 @@ main( int argc, char **argv )
 			len = strlen( line );
 			if ( buf == NULL || *buf == '\0' ) {
 				if (!isdigit((unsigned char) line[0])) {
-					sprintf( idbuf, "%d\n", id + 1 );
+					sprintf( idbuf, "%ld\n", id + 1 );
 					idlen = strlen( idbuf );
 				} else {
 					id = atol(line) - 1;
diff --git a/servers/slapd/tools/ldif2id2entry.c b/servers/slapd/tools/ldif2id2entry.c
index 1806df7917..3d50040e0f 100644
--- a/servers/slapd/tools/ldif2id2entry.c
+++ b/servers/slapd/tools/ldif2id2entry.c
@@ -138,7 +138,7 @@ main( int argc, char **argv )
 			len = strlen( line );
 			if ( buf == NULL || *buf == '\0' ) {
 				if (!isdigit((unsigned char) line[0])) {
-					sprintf( idbuf, "%d\n", id + 1 );
+					sprintf( idbuf, "%ld\n", id + 1 );
 					idlen = strlen( idbuf );
 				} else {
 					id = atol(line) - 1;