diff --git a/_tags b/_tags
index f2f6e473..f1907502 100644
--- a/_tags
+++ b/_tags
@@ -3,5 +3,6 @@
 <tests/*.ml{,i}>: thread
 <src/threads/*.ml{,i}>: thread
 <src/core/CCVector.cmx>: inline(25)
+<src/data/CCFlatHashtbl.cm*>: inline(15)
 <src/**/*.ml> and not <src/misc/*.ml>: warn_A, warn(-4), warn(-44)
 true: no_alias_deps, safe_string
diff --git a/benchs/run_benchs.ml b/benchs/run_benchs.ml
index ad3a7509..b628ec92 100644
--- a/benchs/run_benchs.ml
+++ b/benchs/run_benchs.ml
@@ -412,7 +412,7 @@ module Tbl = struct
       "persistent_array_find", (fun () -> persistent_array_find pa n), ();
       "imap_find", (fun () -> imap_find m n), ();
       "intmap_find", (fun () -> intmap_find m' n), ();
-      "cchashtbl_find", (fun () -> icchashtbl_find h'''''' n), ();
+      "ccflathashtbl_find", (fun () -> icchashtbl_find h'''''' n), ();
     ]
 
   let () = B.Tree.register (