diff --git a/templates/index.phtml b/templates/index.phtml
index 6709d85..1b3fc0f 100644
--- a/templates/index.phtml
+++ b/templates/index.phtml
@@ -275,7 +275,7 @@
 			$.getJSON("index.php",
 				{'op':'version_info'},
 				function(data) {
-					if (data.latest_version><?php echo Webgrind_Config::$webgrindVersion?>) {
+					if (isNewer('<?php echo Webgrind_Config::$webgrindVersion?>', data.latest_version)) {
 						$("#version_info").append('Version '+data.latest_version+' is available for <a href="'+data.download_url+'">download</a>.');
 					} else {
 						$("#version_info").append('You have the latest version.');
@@ -285,6 +285,16 @@
 			);
 		}
 
+		function parseVersion(version) {
+			return (version + '.0.0' ).split('.').slice(0, 3).map(x => parseInt(x, 10));
+		}
+
+		function isNewer(oldV, newV) {
+			var oldP = parseVersion(oldV);
+			var newP = parseVersion(newV);
+			return newP[0] > oldP[0] || newP[1] > oldP[1] || newP[2] > oldP[2];
+		}
+
 		function clearFiles() {
 			$.getJSON("index.php",
 				{'op':'clear_files'},