diff --git a/src/Gargantext/Components/GraphExplorer/Sigmajs.js b/src/Gargantext/Components/GraphExplorer/Sigmajs.js
index 66cb4d98129778ace5c461fd9fa2d2c62424e563..9205d927181d99990832904f4e8f6434cf897fd5 100644
--- a/src/Gargantext/Components/GraphExplorer/Sigmajs.js
+++ b/src/Gargantext/Components/GraphExplorer/Sigmajs.js
@@ -41,7 +41,7 @@ exports.forceLinkClass = FL.default;
 }
 
 const myGoto = function(sigma){
-    alert("My goto ffi");
+    console.log("My goto ffi");
 };
 
 exports.myGoto = myGoto;
diff --git a/src/Gargantext/Components/GraphExplorer/Sigmajs.purs b/src/Gargantext/Components/GraphExplorer/Sigmajs.purs
index 309a966796520ac24873cd17963df61f56b2bd89..f824f8cc963b0e5e4718f747ef35f76a361aa824 100644
--- a/src/Gargantext/Components/GraphExplorer/Sigmajs.purs
+++ b/src/Gargantext/Components/GraphExplorer/Sigmajs.purs
@@ -3,7 +3,6 @@ module Gargantext.Components.GraphExplorer.Sigmajs where
 import Prelude
 
 import Data.Nullable (Nullable)
-import Data.Unit (Unit)
 import Effect (Effect)
 import React (Children, ReactClass, ReactElement, ReactRef, createElement, unsafeCreateElement)
 import React.DOM.Props (Props)
@@ -252,7 +251,7 @@ type SigmaProps =
   , settings :: SigmaSettings
   , style :: SigmaStyle
   , graph :: SigmaGraphData
-  , ref :: (Nullable ReactRef -> Effect Unit) -> Props
+  , ref :: Nullable ReactRef -> Effect Unit
   , onClickNode :: SigmaNodeEvent -> Unit
   , onOverNode :: SigmaNodeEvent -> Unit
   , onOutNode :: SigmaNodeEvent -> Effect Unit
@@ -286,9 +285,6 @@ edgeShape =
   , tapered : EdgeShape "tapered"
   }
 
-
-
-
 newtype NodeShape = NodeShape String
 
 nodeShape :: { def :: NodeShape