diff --git a/history.html b/history.html
index 15beefc..1b316a6 100644
--- a/history.html
+++ b/history.html
@@ -224,9 +224,9 @@
       }
 
       .leaflet-marker-icon.node-alert {
-        -webkit-animation: blink 1s linear;
+        -webkit-animation: blink 2s linear;
         -webkit-animation-iteration-count: infinite;
-        animation: blink 1s linear;
+        animation: blink 2s linear;
         animation-iteration-count: infinite;
       }