diff --git a/services/docstore/app/coffee/DocManager.coffee b/services/docstore/app/coffee/DocManager.coffee
index e30370154e..e49e96f03f 100644
--- a/services/docstore/app/coffee/DocManager.coffee
+++ b/services/docstore/app/coffee/DocManager.coffee
@@ -84,8 +84,4 @@ module.exports = DocManager =
 		DocManager.getDoc project_id, doc_id, { version: false }, (error, doc) ->
 			return callback(error) if error?
 			return callback new Errors.NotFoundError("No such project/doc to delete: #{project_id}/#{doc_id}") if !doc?
-			MongoManager.upsertIntoDocCollection project_id, doc_id, doc.lines, (error) ->
-				return callback(error) if error?
-				MongoManager.markDocAsDeleted doc_id, (error) ->
-					return callback(error) if error?
-					callback()
+			MongoManager.markDocAsDeleted project_id, doc_id, callback
diff --git a/services/docstore/app/coffee/MongoManager.coffee b/services/docstore/app/coffee/MongoManager.coffee
index e44c995490..d1c941e788 100644
--- a/services/docstore/app/coffee/MongoManager.coffee
+++ b/services/docstore/app/coffee/MongoManager.coffee
@@ -27,12 +27,13 @@ module.exports = MongoManager =
 		db.docs.update _id: ObjectId(doc_id), update, {upsert: true}, callback
 
 
-	markDocAsDeleted: (doc_id, callback)->
-		update =
-			$set: {}
-		update.$set["deleted"] = true
-		db.docs.update _id: ObjectId(doc_id), update, (err)->
-			callback(err)
+	markDocAsDeleted: (project_id, doc_id, callback)->
+		db.docs.update {
+			_id: ObjectId(doc_id),
+			project_id: ObjectId(project_id) 
+		}, {
+			$set: { deleted: true }
+		}, callback
 
 	markDocAsArchived: (doc_id, rev, callback)->
 		update =
diff --git a/services/docstore/test/unit/coffee/DocManagerTests.coffee b/services/docstore/test/unit/coffee/DocManagerTests.coffee
index 58f26abaf3..109c36a2b2 100644
--- a/services/docstore/test/unit/coffee/DocManagerTests.coffee
+++ b/services/docstore/test/unit/coffee/DocManagerTests.coffee
@@ -129,8 +129,7 @@ describe "DocManager", ->
 				@lines = ["mock", "doc", "lines"]
 				@rev = 77
 				@DocManager.getDoc = sinon.stub().callsArgWith(3, null, {lines: @lines, rev:@rev})
-				@MongoManager.upsertIntoDocCollection = sinon.stub().callsArg(3)
-				@MongoManager.markDocAsDeleted = sinon.stub().callsArg(1)
+				@MongoManager.markDocAsDeleted = sinon.stub().callsArg(2)
 				@DocManager.deleteDoc @project_id, @doc_id, @callback
 
 			it "should get the doc", ->
@@ -138,14 +137,9 @@ describe "DocManager", ->
 					.calledWith(@project_id, @doc_id)
 					.should.equal true
 
-			it "should update the doc lines", ->
-				@MongoManager.upsertIntoDocCollection
-					.calledWith(@project_id, @doc_id, @lines)
-					.should.equal true
-
 			it "should mark doc as deleted", ->
 				@MongoManager.markDocAsDeleted
-					.calledWith(@doc_id)
+					.calledWith(@project_id, @doc_id)
 					.should.equal true
 
 			it "should return the callback", ->
@@ -154,11 +148,8 @@ describe "DocManager", ->
 		describe "when the doc does not exist", ->
 			beforeEach -> 
 				@DocManager.getDoc = sinon.stub().callsArgWith(3, null, null)
-				@MongoManager.upsertIntoDocCollection = sinon.stub()
 				@DocManager.deleteDoc @project_id, @doc_id, @callback
 
-			it "should not try to insert a deleted doc", ->
-				@MongoManager.upsertIntoDocCollection.called.should.equal false
 
 			it "should return a NotFoundError", ->
 				@callback
diff --git a/services/docstore/test/unit/coffee/MongoManagerTests.coffee b/services/docstore/test/unit/coffee/MongoManagerTests.coffee
index 54a352417a..cf1479a880 100644
--- a/services/docstore/test/unit/coffee/MongoManagerTests.coffee
+++ b/services/docstore/test/unit/coffee/MongoManagerTests.coffee
@@ -76,15 +76,15 @@ describe "MongoManager", ->
 			@db.docs.update = sinon.stub().callsArgWith(2, @stubbedErr)
 			@oldRev = 77
 
-		it "should process the update", (done)->	
-			@MongoManager.markDocAsDeleted @doc_id, (err)=>
+		it "should process the update", (done) ->
+			@MongoManager.markDocAsDeleted @project_id, @doc_id, (err)=>
 				args = @db.docs.update.args[0]
-				assert.deepEqual args[0], {_id: ObjectId(@doc_id)}
+				assert.deepEqual args[0], {_id: ObjectId(@doc_id), project_id: ObjectId(@project_id)}
 				assert.equal args[1]["$set"]["deleted"], true
 				done()
 
 		it "should return the error", (done)->
-			@MongoManager.markDocAsDeleted @doc_id, (err)=>
+			@MongoManager.markDocAsDeleted @project_id, @doc_id, (err)=>
 				err.should.equal @stubbedErr
 				done()