diff --git a/extension.meta.xml b/extension.meta.xml
index c10cc53..b80d247 100644
--- a/extension.meta.xml
+++ b/extension.meta.xml
@@ -17,6 +17,10 @@
 		</author>
 	</authors>
 	<releases>
+		<release version="1.3.3" date="2015-04-22" min="2.3" max="2.6.x">
+			- Doctype now lowercase as per h5bp
+			- Added Slovak translation
+		</release>
 		<release version="1.3.2" date="2014-11-05" min="2.3">
 			- Compatibility update for Symphony 2.4: Add 'data-interactive' attribute to tag field in preferences
 		</release>