diff --git a/chrome/content/zotero/xpcom/connector/repo.js b/chrome/content/zotero/xpcom/connector/repo.js
index 3e1fd9f70..a12d27397 100644
--- a/chrome/content/zotero/xpcom/connector/repo.js
+++ b/chrome/content/zotero/xpcom/connector/repo.js
@@ -41,18 +41,10 @@ Zotero.Repo = new function() {
 		_updateFromStandalone(_nextCheck <= Date.now());
 	};
 	
-	/**
-	 * Reset all translators and code
-	 */
-	this.reset = function(callback) {
-		Zotero.Prefs.set("connector.repo.lastCheck.repoTime", 0);
-		this.update(true);
-	};
-	
 	/**
 	 * Force updating translators
 	 */
-	var update = this.update = function(reset, callback) {
+	var update = this.update = function(reset) {
 		_updateFromStandalone(true, reset);
 	};
 	
@@ -121,7 +113,7 @@ Zotero.Repo = new function() {
 	 */
 	function _updateFromRepo(reset, callback) {
 		var url = ZOTERO_CONFIG.REPOSITORY_URL+"/metadata?last="+
-				Zotero.Prefs.get("connector.repo.lastCheck.repoTime");
+				(reset ? "0" : Zotero.Prefs.get("connector.repo.lastCheck.repoTime"));
 		
 		Zotero.HTTP.doGet(url, function(xmlhttp) {
 			var success = xmlhttp.status === 200;
diff --git a/chrome/content/zotero/xpcom/connector/translator.js b/chrome/content/zotero/xpcom/connector/translator.js
index ff834230a..a352a6547 100644
--- a/chrome/content/zotero/xpcom/connector/translator.js
+++ b/chrome/content/zotero/xpcom/connector/translator.js
@@ -244,9 +244,19 @@ Zotero.Translators = new function() {
 				var newTranslator = new Zotero.Translator(newMetadata[i]);
 				
 				if(_translators.hasOwnProperty(newTranslator.translatorID)) {
-					if(_translators[newTranslator.translatorID].lastUpdated !== newTranslator.lastUpdated) {
+					var oldLastUpdated = _translators[newTranslator.translatorID].lastUpdated;
+					
+					// check whether translator has changed
+					if(oldLastUpdated !== newTranslator.lastUpdated) {
+						// check whether newTranslator is actually newer than the existing
+						// translator, and if not, don't update
+						if(Zotero.Date.sqlToDate(newTranslator.lastUpdated) < Zotero.Date.sqlToDate(oldLastUpdated)) {
+							Zotero.debug("Translators: Received older version of "+newTranslator.label+" from repo ("+newTranslator.lastUpdated+" vs. "+oldLastUpdated+")");
+							continue;
+						}
+						
 						if(!Zotero.isFx) {
-							// if lastUpdated does not match between old and new translator
+							// if lastUpdated does not match between old and new translator,
 							// invalidate translator code cache
 							delete localStorage["translatorCode-"+newTranslator.translatorID];
 						}
@@ -336,7 +346,7 @@ Zotero.Translators.CodeGetter.prototype.getCodeFor = function(i) {
 }
 
 const TRANSLATOR_REQUIRED_PROPERTIES = ["translatorID", "translatorType", "label", "creator", "target",
-		"priority"];
+		"priority", "lastUpdated"];
 var TRANSLATOR_PASSING_PROPERTIES = TRANSLATOR_REQUIRED_PROPERTIES.concat(["displayOptions", "configOptions",
 		"browserSupport", "code", "runMode"]);
 var TRANSLATOR_SAVE_PROPERTIES = TRANSLATOR_REQUIRED_PROPERTIES.concat(["browserSupport"]);
diff --git a/chrome/content/zotero/xpcom/server_connector.js b/chrome/content/zotero/xpcom/server_connector.js
index 907f13923..407f2a160 100755
--- a/chrome/content/zotero/xpcom/server_connector.js
+++ b/chrome/content/zotero/xpcom/server_connector.js
@@ -215,17 +215,14 @@ Zotero.Server.Connector.GetTranslators.prototype = {
 		// Translator data
 		var responseData = [];
 		
-		// TODO only send necessary translators
 		var translators = Zotero.Translators.getAll();
 		for each(var translator in translators) {
 			let serializableTranslator = {};
 			for each(var key in ["translatorID", "translatorType", "label", "creator", "target",
-								 "priority", "browserSupport"]) {
+					"minVersion", "maxVersion", "configOptions", "displayOptions", "priority", 
+					"browserSupport", "inRepository", "lastUpdated"]) {
 				serializableTranslator[key] = translator[key];
 			}
-			
-			// Do not pass targetless translators that do not support this browser (since that
-			// would mean passing each page back to Zotero)
 			responseData.push(serializableTranslator);
 		}