diff --git a/HISTORY.md b/HISTORY.md
index f8edd9ec..4772671e 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -8,6 +8,8 @@ http://visjs.org
 
 - Altered edges for arrows and added the arrowStrikethrough option.
 - Improved the hierarchical layout algorithm by adding a condensing method to remove whitespace.
+- Fixed #1556: Network throwing an error when clicking the "Edit" button
+  on the manipulation toolbar.
 
 ### Graph2d
 
diff --git a/package.json b/package.json
index 78eaf719..f9508671 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "hammerjs": "^2.0.6",
     "keycharm": "^0.2.0",
     "moment": "^2.10.2",
-    "propagating-hammerjs": "^1.4.4",
+    "propagating-hammerjs": "^1.4.5",
     "uuid": "^2.0.1",
     "babel": "^5.1.11",
     "babel-loader": "^5.0.0",