diff --git a/.ocamlformat b/.ocamlformat
index 2ea44df..6473806 100644
--- a/.ocamlformat
+++ b/.ocamlformat
@@ -1,4 +1,4 @@
-version = 0.24.1
+version = 0.26.2
 profile=conventional
 margin=80
 if-then-else=k-r
diff --git a/src/bigarray/IterBigarray.ml b/src/bigarray/IterBigarray.ml
index 1ad0806..364635b 100644
--- a/src/bigarray/IterBigarray.ml
+++ b/src/bigarray/IterBigarray.ml
@@ -22,4 +22,4 @@ let mmap filename yield =
   with e ->
     Unix.close fd;
     raise e
-  [@@ocaml.warning "-3"]
+[@@ocaml.warning "-3"]