diff --git a/ChangeLog b/ChangeLog
index 7ae37b1a..910d02f1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-08-15  Nicolas François  <nicolas.francois@centraliens.net>
+
+	* lib/subordinateio.c (find_free_range): max is allowed for new
+	ranges.
+
 2013-08-15  Nicolas François  <nicolas.francois@centraliens.net>
 
 	* libmisc/find_new_sub_gids.c: Remove dead code.
diff --git a/lib/subordinateio.c b/lib/subordinateio.c
index e79d9e57..9eff5fbf 100644
--- a/lib/subordinateio.c
+++ b/lib/subordinateio.c
@@ -225,8 +225,11 @@ static unsigned long find_free_range(struct commonio_db *db,
 
 		/* Find the top end of the hole before this range */
 		high = first;
-		if (high > max)
-			high = max;
+
+		/* Don't allocate IDs after max (included) */
+		if (high > max + 1) {
+			high = max + 1;
+		}
 
 		/* Is the hole before this range large enough? */
 		if ((high > low) && ((high - low) >= count))