diff --git a/spec/command-registry-spec.coffee b/spec/command-registry-spec.coffee
index 03c0b4717..6d64bb9c0 100644
--- a/spec/command-registry-spec.coffee
+++ b/spec/command-registry-spec.coffee
@@ -66,8 +66,11 @@ describe "CommandRegistry", ->
       registry.add '.child', 'command', -> calls.push('child-2')
       registry.add '.child', 'command', (event) -> calls.push('child-1'); event.stopPropagation()
 
-      grandchild.dispatchEvent(new CustomEvent('command', bubbles: true))
+      dispatchedEvent = new CustomEvent('command', bubbles: true)
+      spyOn(dispatchedEvent, 'stopPropagation')
+      grandchild.dispatchEvent(dispatchedEvent)
       expect(calls).toEqual ['child-1', 'child-2']
+      expect(dispatchedEvent.stopPropagation).toHaveBeenCalled()
 
     it "stops invoking callbacks when .stopImmediatePropagation() is called on the event", ->
       calls = []
@@ -76,8 +79,21 @@ describe "CommandRegistry", ->
       registry.add '.child', 'command', -> calls.push('child-2')
       registry.add '.child', 'command', (event) -> calls.push('child-1'); event.stopImmediatePropagation()
 
-      grandchild.dispatchEvent(new CustomEvent('command', bubbles: true))
+      dispatchedEvent = new CustomEvent('command', bubbles: true)
+      spyOn(dispatchedEvent, 'stopImmediatePropagation')
+      grandchild.dispatchEvent(dispatchedEvent)
       expect(calls).toEqual ['child-1']
+      expect(dispatchedEvent.stopImmediatePropagation).toHaveBeenCalled()
+
+    it "forwards .preventDefault() calls from the synthetic event to the original", ->
+      calls = []
+
+      registry.add '.child', 'command', (event) -> event.preventDefault()
+
+      dispatchedEvent = new CustomEvent('command', bubbles: true)
+      spyOn(dispatchedEvent, 'preventDefault')
+      grandchild.dispatchEvent(dispatchedEvent)
+      expect(dispatchedEvent.preventDefault).toHaveBeenCalled()
 
     it "allows listeners to be removed via a disposable returned by ::add", ->
       calls = []
diff --git a/src/command-registry.coffee b/src/command-registry.coffee
index 945cbd450..73cbdfe22 100644
--- a/src/command-registry.coffee
+++ b/src/command-registry.coffee
@@ -179,24 +179,26 @@ class CommandRegistry
     @listenersByCommandName = _.deepClone(snapshot)
     @setRootNode(rootNode) # restore listeners for commands in snapshot
 
-  handleCommandEvent: (event) =>
+  handleCommandEvent: (originalEvent) =>
     propagationStopped = false
     immediatePropagationStopped = false
     matched = false
-    currentTarget = event.target
+    currentTarget = originalEvent.target
 
-    syntheticEvent = Object.create event,
+    syntheticEvent = Object.create originalEvent,
       eventPhase: value: Event.BUBBLING_PHASE
       currentTarget: get: -> currentTarget
       stopPropagation: value: ->
+        originalEvent.stopPropagation()
         propagationStopped = true
       stopImmediatePropagation: value: ->
+        originalEvent.stopImmediatePropagation()
         propagationStopped = true
         immediatePropagationStopped = true
 
     loop
       matchingListeners =
-        (@listenersByCommandName[event.type] ? [])
+        (@listenersByCommandName[originalEvent.type] ? [])
           .filter (listener) -> currentTarget.webkitMatchesSelector(listener.selector)
           .sort (a, b) -> a.compare(b)