diff --git a/src-lite/js/filters.js b/src-lite/js/filters.js
index 66ed8d9..c4aaed5 100644
--- a/src-lite/js/filters.js
+++ b/src-lite/js/filters.js
@@ -604,7 +604,7 @@ function timeClass(timestamp)
 
 function blockTimeClass(diff)
 {
-	if(diff <= 12)
+	if(diff <= 13)
 		return 'text-success';
 
 	if(diff <= 20)
diff --git a/src/js/filters.js b/src/js/filters.js
index b8bb1ef..5c56a54 100644
--- a/src/js/filters.js
+++ b/src/js/filters.js
@@ -625,7 +625,7 @@ function timeClass(timestamp)
 
 function blockTimeClass(diff)
 {
-	if(diff <= 12)
+	if(diff <= 13)
 		return 'text-success';
 
 	if(diff <= 20)