diff --git a/spec/keymap-spec.coffee b/spec/keymap-spec.coffee
index 57c0f1b0f..41b3dda09 100644
--- a/spec/keymap-spec.coffee
+++ b/spec/keymap-spec.coffee
@@ -270,12 +270,16 @@ describe "Keymap", ->
         '.brown':
           'ctrl-h': 'harvest'
 
-      expect(keymap.keyBindingsMatchingElement($$ -> @div class: 'green')).toHaveLength 1
+      keymap.add 'medical',
+        '.green':
+          'ctrl-v': 'vomit'
+
+      expect(keymap.keyBindingsMatchingElement($$ -> @div class: 'green')).toHaveLength 2
       expect(keymap.keyBindingsMatchingElement($$ -> @div class: 'brown')).toHaveLength 1
 
       keymap.remove('nature')
 
-      expect(keymap.keyBindingsMatchingElement($$ -> @div class: 'green')).toEqual []
+      expect(keymap.keyBindingsMatchingElement($$ -> @div class: 'green')).toHaveLength 1
       expect(keymap.keyBindingsMatchingElement($$ -> @div class: 'brown')).toEqual []
 
   describe ".keystrokeStringForEvent(event)", ->
diff --git a/src/keymap.coffee b/src/keymap.coffee
index ed0d7b6b6..118c6cf85 100644
--- a/src/keymap.coffee
+++ b/src/keymap.coffee
@@ -47,7 +47,7 @@ class Keymap
       @bindKeys(source, selector, keyMappings)
 
   remove: (source) ->
-    @keyBindings = @keyBindings.filter (keyBinding) -> keyBinding.source is source
+    @keyBindings = @keyBindings.filter (keyBinding) -> keyBinding.source isnt source
 
   # Public: Returns an array of all {KeyBinding}s
   getKeyBindings: ->