diff --git a/spec/editor-spec.coffee b/spec/editor-spec.coffee
index 57f59bfa5..18bde3bfa 100644
--- a/spec/editor-spec.coffee
+++ b/spec/editor-spec.coffee
@@ -2654,7 +2654,7 @@ describe "Editor", ->
     it "saves the state of the rendered lines, the display buffer, and the buffer to a file of the user's choosing", ->
       saveDialogCallback = null
       spyOn(atom, 'showSaveDialog').andCallFake (callback) -> saveDialogCallback = callback
-      spyOn(fs, 'writeSync')
+      spyOn(fs, 'writeFileSync')
 
       editor.trigger 'editor:save-debug-snapshot'
 
diff --git a/spec/text-buffer-spec.coffee b/spec/text-buffer-spec.coffee
index 9ab91c67a..3c0a425a1 100644
--- a/spec/text-buffer-spec.coffee
+++ b/spec/text-buffer-spec.coffee
@@ -483,7 +483,7 @@ describe 'TextBuffer', ->
 
         saveBuffer.on 'will-be-saved', beforeSave1
         saveBuffer.on 'will-be-saved', beforeSave2
-        spyOn(fs, 'writeSync').andCallFake -> events.push 'fs.writeFileSync'
+        spyOn(fs, 'writeFileSync').andCallFake -> events.push 'fs.writeFileSync'
         saveBuffer.on 'saved', afterSave1
         saveBuffer.on 'saved', afterSave2