diff --git a/code/CMSMain.php b/code/CMSMain.php
index 6830ad53..2bfce7c8 100644
--- a/code/CMSMain.php
+++ b/code/CMSMain.php
@@ -81,13 +81,24 @@ class CMSMain extends LeftAndMain implements CurrentPageIdentifier, PermissionPr
 
 	public function init() {
 		parent::init();
+		
+		// collect languages for TinyMCE spellchecker plugin
+		if(Translatable::is_enabled()) {
+			$spellcheckLangs = i18n::get_existing_content_languages();
+		} else {
+			$defaultLang = Translatable::get_default_lang();
+			$spellcheckLangs = array($defaultLang => i18n::get_language_name($defaultLang));
+		}
+		$spellcheckSpec = array();
+		foreach($spellcheckLangs as $lang => $title) $spellcheckSpec[] = "{$title}={$lang}";
 
 		// We don't want this showing up in every ajax-response, it should always be present in a CMS-environment
 		if(!Director::is_ajax()) {
 			Requirements::javascriptTemplate(CMS_DIR . "/javascript/tinymce.template.js", array(
 				"ContentCSS" => (SSViewer::current_theme() ? THEMES_DIR . "/" . SSViewer::current_theme() : project()) . "/css/editor.css",
 				"BaseURL" => Director::absoluteBaseURL(),
-				"Lang" => i18n::get_tinymce_lang()
+				"Lang" => i18n::get_tinymce_lang(),
+				'SpellcheckLangs' => '+' . implode(',', $spellcheckSpec)
 			));
 		}
 		
diff --git a/javascript/tinymce.template.js b/javascript/tinymce.template.js
index a9d76ddf..2fe84579 100755
--- a/javascript/tinymce.template.js
+++ b/javascript/tinymce.template.js
@@ -30,7 +30,7 @@ if((typeof tinyMCE != 'undefined')) {
 		theme_advanced_buttons1 : "bold,italic,underline,strikethrough,separator,justifyleft,justifycenter,justifyright,justifyfull,styleselect,formatselect,separator,bullist,numlist,outdent,indent,hr,charmap",
 		theme_advanced_buttons2 : "undo,redo,separator,cut,copy,paste,pastetext,pasteword,spellchecker,separator,ssimage,ssflash,sslink,unlink,anchor,separator,template,code,separator,search,replace,selectall,visualaid,separator,tablecontrols",
 		theme_advanced_buttons3 : "",
-		spellchecker_languages : "+English=en",
+		spellchecker_languages : "$SpellcheckLangs",
 		
 		template_templates : [
 		    { title : "Three column", src : "assets/snippet.html", description : "A simple 3 column layout"},