diff --git a/src/Gargantext/Components/NgramsTable.purs b/src/Gargantext/Components/NgramsTable.purs
index 551dcd01c3a28bb0070c9e3631696d64388baa7d..4ca8e5d4e02f59b0b8c8ce4cea9d46e4c4cb6589 100644
--- a/src/Gargantext/Components/NgramsTable.purs
+++ b/src/Gargantext/Components/NgramsTable.purs
@@ -30,7 +30,8 @@ import React (ReactElement)
 import React.DOM (a, i, input, li, span, text, ul)
 import React.DOM.Props (_type, checked, className, onChange, onClick, style)
 import React.DOM.Props as DOM
-import Thermite (PerformAction, Render, Spec, modifyState_, simpleSpec)
+import Thermite as Thermite
+import Thermite (modifyState_)
 import Gargantext.Types
   ( CTabNgramType, OrderBy(..), TabType, TermList(..), readTermList
   , readTermSize, termLists, termSizes)
@@ -181,14 +182,6 @@ data Action'
   | ToggleChild' (Maybe NgramsTerm) NgramsTerm
   | Refresh'
 
-performNgramsAction :: State -> Action' -> State
-performNgramsAction st (SetParentResetChildren' term) = st
-performNgramsAction st (ToggleChild' b c) = st
-performNgramsAction st Refresh' = st
-
-useNgramsReducer :: State -> R.Hooks (R.Reducer State Action')
-useNgramsReducer init = R.useReducer' performNgramsAction init
-
 type Props =
   ( session      :: Session
   , tabNgramType :: CTabNgramType
@@ -205,13 +198,21 @@ loadedNgramsTableCpt = R.hooksComponent "G.C.NgramsTable.loadedNgramsTable" cpt
       state <- useNgramsReducer (initialState versioned)
       pure $ R.fragment []
 
-ngramsTableSpec :: Session -> CTabNgramType -> R2.Setter PageParams -> Spec State (Record LoadedNgramsTableProps) Action
-ngramsTableSpec session ntype setPath = simpleSpec performAction render
+    useNgramsReducer :: State -> R.Hooks (R.Reducer State Action')
+    useNgramsReducer init = R2.useReductor' performNgramsAction init
+
+    performNgramsAction :: Action' -> State -> Effect State
+    performNgramsAction (SetParentResetChildren' term) = pure -- TODO
+    performNgramsAction (ToggleChild' b c) = pure -- TODO
+    performNgramsAction Refresh' = pure -- TODO
+
+ngramsTableSpec :: Session -> CTabNgramType -> R2.Setter PageParams -> Thermite.Spec State (Record LoadedNgramsTableProps) Action
+ngramsTableSpec session ntype setPath = Thermite.simpleSpec performAction render
   where
     setParentResetChildren :: Maybe NgramsTerm -> State -> State
     setParentResetChildren p = _ { ngramsParent = p, ngramsChildren = mempty }
 
-    performAction :: PerformAction State (Record LoadedNgramsTableProps) Action
+    performAction :: Thermite.PerformAction State (Record LoadedNgramsTableProps) Action
     performAction (SetParentResetChildren p) _ _ =
       modifyState_ $ setParentResetChildren p
     performAction (ToggleChild b c) _ _ =
@@ -242,7 +243,7 @@ ngramsTableSpec session ntype setPath = simpleSpec performAction render
       where
         pt = addNewNgram ntype ngram CandidateTerm
 
-    render :: Render State (Record LoadedNgramsTableProps) Action
+    render :: Thermite.Render State (Record LoadedNgramsTableProps) Action
     render dispatch { path: pageParams
                     , loaded: Versioned { data: initTable } }
                     { ngramsTablePatch, ngramsParent, ngramsChildren }
diff --git a/src/Gargantext/Sessions.purs b/src/Gargantext/Sessions.purs
index d3696d46a211fae25346de7ad43b75532bb9d59e..88adeb25f21ffe72dfa9b8745fdef168544b6b07 100644
--- a/src/Gargantext/Sessions.purs
+++ b/src/Gargantext/Sessions.purs
@@ -118,7 +118,7 @@ useSessions :: R.Hooks (R2.Reductor Sessions Action)
 useSessions = R2.useReductor actAndSave (const loadSessions) unit
   where
     actAndSave :: R2.Actor Sessions Action
-    actAndSave s a = act s a >>= saveSessions
+    actAndSave a s = act s a >>= saveSessions
 
 lookup :: SessionId -> Sessions -> Maybe Session
 lookup sid (Sessions {sessions:ss}) = Seq.head (Seq.filter f ss) where
diff --git a/src/Gargantext/Utils/Reactix.purs b/src/Gargantext/Utils/Reactix.purs
index cda76c24fe9cbf227299517e33fd6a6b3cf5e20d..c81c56dd9ed056ac8ec162bdd8a605b5c0071435 100644
--- a/src/Gargantext/Utils/Reactix.purs
+++ b/src/Gargantext/Utils/Reactix.purs
@@ -29,7 +29,7 @@ newtype Point = Point { x :: Number, y :: Number }
 -- a setter function, for useState
 type Setter t = (t -> t) -> Effect Unit
 -- a reducer function living in effector, for useReductor
-type Actor t a = (t -> a -> Effect t)
+type Actor s a = (a -> s -> Effect s)
 
 -- | Turns a ReactElement into aReactix Element
 -- | buff (v.) to polish
@@ -158,7 +158,7 @@ type Reductor state action = Tuple state (action -> Effect Unit)
 useReductor :: forall s a i. Actor s a -> (i -> Effect s) -> i -> R.Hooks (Reductor s a)
 useReductor f i j =
   hook $ \_ ->
-    pure $ currySecond $ tuple $ react ... "useReducer" $ args3 (mkEffectFn2 f) j (mkEffectFn1 i)
+    pure $ currySecond $ tuple $ react ... "useReducer" $ args3 (mkEffectFn2 (flip f)) j (mkEffectFn1 i)
 
 -- | Like `useReductor`, but takes an initial state instead of an
 -- | initialiser function and argument