diff --git a/services/clsi/app/coffee/ProjectPersistenceManager.coffee b/services/clsi/app/coffee/ProjectPersistenceManager.coffee
index 8b37947317..2e23d46cec 100644
--- a/services/clsi/app/coffee/ProjectPersistenceManager.coffee
+++ b/services/clsi/app/coffee/ProjectPersistenceManager.coffee
@@ -8,11 +8,11 @@ module.exports = ProjectPersistenceManager =
 	EXPIRY_TIMEOUT: oneDay = 24 * 60 * 60 * 1000 #ms
 
 	markProjectAsJustAccessed: (project_id, callback = (error) ->) ->
-		db.Project.findOrCreate(project_id: project_id)
-			.success(
-				(project) ->
+		db.Project.findOrCreate(where: {project_id: project_id})
+			.spread(
+				(project, created) ->
 					project.updateAttributes(lastAccessed: new Date())
-						.success(() -> callback())
+						.then(() -> callback())
 						.error callback
 			)
 			.error callback
@@ -41,14 +41,12 @@ module.exports = ProjectPersistenceManager =
 					callback()
 
 	_clearProjectFromDatabase: (project_id, callback = (error) ->) ->
-		db.Project.destroy(project_id: project_id)
-			.success(() -> callback())
+		db.Project.destroy(where: {project_id: project_id})
+			.then(() -> callback())
 			.error callback
 
 	_findExpiredProjectIds: (callback = (error, project_ids) ->) ->
 		db.Project.findAll(where: ["lastAccessed < ?", new Date(Date.now() - ProjectPersistenceManager.EXPIRY_TIMEOUT)])
-			.success(
-				(projects) ->
-					callback null, projects.map((project) -> project.project_id)
-			)
-			.error callback
+			.then((projects) ->
+				callback null, projects.map((project) -> project.project_id)
+			).error callback
diff --git a/services/clsi/app/coffee/UrlCache.coffee b/services/clsi/app/coffee/UrlCache.coffee
index be6960c20a..535a70570c 100644
--- a/services/clsi/app/coffee/UrlCache.coffee
+++ b/services/clsi/app/coffee/UrlCache.coffee
@@ -91,27 +91,27 @@ module.exports = UrlCache =
 
 	_findUrlDetails: (project_id, url, callback = (error, urlDetails) ->) ->
 		db.UrlCache.find(where: { url: url, project_id: project_id })
-			.success((urlDetails) -> callback null, urlDetails)
+			.then((urlDetails) -> callback null, urlDetails)
 			.error callback
 
 	_updateOrCreateUrlDetails: (project_id, url, lastModified, callback = (error) ->) ->
-		db.UrlCache.findOrCreate(url: url, project_id: project_id)
-			.success(
-				(urlDetails) ->
+		db.UrlCache.findOrCreate(where: {url: url, project_id: project_id})
+			.spread(
+				(urlDetails, created) ->
 					urlDetails.updateAttributes(lastModified: lastModified)
-						.success(() -> callback())
+						.then(() -> callback())
 						.error(callback)
 			)
 			.error callback
 
 	_clearUrlDetails: (project_id, url, callback = (error) ->) ->
-		db.UrlCache.destroy(url: url, project_id: project_id)
-			.success(() -> callback null)
+		db.UrlCache.destroy(where: {url: url, project_id: project_id})
+			.then(() -> callback null)
 			.error callback
 
 	_findAllUrlsInProject: (project_id, callback = (error, urls) ->) ->
 		db.UrlCache.findAll(where: { project_id: project_id })
-			.success(
+			.then(
 				(urlEntries) ->
 					callback null, urlEntries.map((entry) -> entry.url)
 			)
diff --git a/services/clsi/package.json b/services/clsi/package.json
index 3d02800b2c..fc75cede50 100644
--- a/services/clsi/package.json
+++ b/services/clsi/package.json
@@ -11,12 +11,12 @@
     "async": "0.2.9",
     "lynx": "0.0.11",
     "mkdirp": "0.3.5",
-    "mysql": "2.0.0-alpha7",
+    "mysql": "2.6.2",
     "request": "~2.21.0",
     "logger-sharelatex": "git+https://github.com/sharelatex/logger-sharelatex.git#v1.0.0",
     "settings-sharelatex": "git+https://github.com/sharelatex/settings-sharelatex.git#v1.0.0",
     "metrics-sharelatex": "git+https://github.com/sharelatex/metrics-sharelatex.git",
-    "sequelize": "2.0.0-beta.2",
+    "sequelize": "^2.1.3",
     "wrench": "~1.5.4",
     "smoke-test-sharelatex": "git+https://github.com/sharelatex/smoke-test-sharelatex.git",
     "sqlite3": "~2.2.0",