diff --git a/sigmajs/sigmajs-tests.ts b/sigmajs/sigmajs-tests.ts
index f28a9395b..1fdcdb27e 100644
--- a/sigmajs/sigmajs-tests.ts
+++ b/sigmajs/sigmajs-tests.ts
@@ -26,6 +26,10 @@ module SigmaJsTests {
     sigma.canvas.edges['def'] = function() {};
     sigma.svg.nodes['def'] = {create: (obj: SigmaJs.Node) => { return new Element(); },
                        update: (obj: SigmaJs.Node) => { return; }};
+    sigma.svg.edges['def'] = {create: (obj: SigmaJs.Edge) => { return new Element(); },
+                              update: (obj: SigmaJs.Edge) => { return; }};
+    sigma.svg.edges.labels['def'] = {create: (obj: SigmaJs.Edge) => { return new Element(); },
+                                     update: (obj: SigmaJs.Edge) => { return; }};
 
     var N = 100;
     var E = 500;
diff --git a/sigmajs/sigmajs.d.ts b/sigmajs/sigmajs.d.ts
index d1c19730c..70bd2ff86 100644
--- a/sigmajs/sigmajs.d.ts
+++ b/sigmajs/sigmajs.d.ts
@@ -287,11 +287,18 @@ declare module SigmaJs{
     }
 
     interface SVG {
-        edges: {[renderType: string]: SVGObject<SigmaJs.Edge>};
+        edges: {
+            labels: SVGEdgeLabels;
+            [renderType: string]: SVGObject<SigmaJs.Edge> | SVGEdgeLabels;
+        };
         labels: {[renderType: string]: SVGObject<SigmaJs.Node>};
         nodes: {[renderType: string]: SVGObject<SigmaJs.Node>};
     }
 
+    interface SVGEdgeLabels {
+        [renderType: string]: SVGObject<SigmaJs.Edge>;
+    }
+
     interface SVGObject<T> {
         create: (object: T, ...a:any[]) => Element;
         update: (object: T, ...a:any[]) => void;