diff --git a/src/core/CCOption.ml b/src/core/CCOption.ml
index 5a6b50a4..39784c66 100644
--- a/src/core/CCOption.ml
+++ b/src/core/CCOption.ml
@@ -54,10 +54,9 @@ let[@inline] flat_map_l f o =
 let[@inline] bind o f = flat_map f o
 let ( >>= ) = bind
 let pure x = Some x
-
 let k_compose f g x = f x |> flat_map g
 let ( >=> ) = k_compose
-let ( <=< ) f g = g >=> f 
+let ( <=< ) f g = g >=> f
 
 let ( <*> ) f x =
   match f, x with
@@ -202,9 +201,7 @@ module Infix = struct
     | _ -> None
 
   let ( and* ) = ( and+ )
-
   let ( >=> ) = ( >=> )
-
   let ( <=< ) = ( <=< )
 end
 
diff --git a/src/core/CCOption.mli b/src/core/CCOption.mli
index bc921ee6..901ba892 100644
--- a/src/core/CCOption.mli
+++ b/src/core/CCOption.mli
@@ -194,7 +194,7 @@ module Infix : sig
 
   val ( >=> ) : ('a -> 'b t) -> ('b -> 'c t) -> 'a -> 'c t
   (** Monadic [k_compose]. *)
-  
+
   val ( <=< ) : ('b -> 'c t) -> ('a -> 'b t) -> 'a -> 'c t
   (** Reverse monadic [k_compose]. *)
 end
diff --git a/src/core/CCResult.ml b/src/core/CCResult.ml
index 1706951f..69bbab60 100644
--- a/src/core/CCResult.ml
+++ b/src/core/CCResult.ml
@@ -133,9 +133,8 @@ let flat_map f e =
   | Error s -> Error s
 
 let k_compose f g x = f x |> flat_map g
-
 let ( >=> ) = k_compose
-let ( <=< ) f g = g >=> f 
+let ( <=< ) f g = g >=> f
 
 let equal ~err eq a b =
   match a, b with
@@ -288,7 +287,6 @@ module Infix = struct
     | _, Error e -> Error e
 
   let ( and* ) = ( and+ )
-
   let ( >=> ) = ( >=> )
   let ( <=< ) = ( <=< )
 end
diff --git a/src/core/CCResult.mli b/src/core/CCResult.mli
index a5f7e6c0..0b11887e 100644
--- a/src/core/CCResult.mli
+++ b/src/core/CCResult.mli
@@ -120,7 +120,7 @@ val catch : ('a, 'err) t -> ok:('a -> 'b) -> err:('err -> 'b) -> 'b
 
 val flat_map : ('a -> ('b, 'err) t) -> ('a, 'err) t -> ('b, 'err) t
 
-val k_compose : 
+val k_compose :
   ('a -> ('b, 'err) t) -> ('b -> ('c, 'err) t) -> 'a -> ('c, 'err) t
 (** Kleisli composition. Monadic equivalent of CCFun.compose *)
 
@@ -216,7 +216,7 @@ module Infix : sig
   val ( >=> ) :
     ('a -> ('b, 'err) t) -> ('b -> ('c, 'err) t) -> 'a -> ('c, 'err) t
   (** Monadic [k_compose]. *)
-  
+
   val ( <=< ) :
     ('b -> ('c, 'err) t) -> ('a -> ('b, 'err) t) -> 'a -> ('c, 'err) t
   (** Reverse monadic [k_compose]. *)