diff --git a/site/src/components/ActivityFeed.svelte b/site/src/components/ActivityFeed.svelte
index 0282a3a..6e47156 100644
--- a/site/src/components/ActivityFeed.svelte
+++ b/site/src/components/ActivityFeed.svelte
@@ -44,6 +44,7 @@
   let dateTo = '';
   let customFrom = '';
   let customTo   = '';
+  const today = new Date().toISOString().slice(0, 10);
   let query = '';
   let shown = PAGE_SIZE;
   let loading = true;
@@ -236,6 +237,7 @@
       <input
         type="date"
         bind:value={customFrom}
+        max={today}
         on:change={() => { datePre = 'all'; }}
         class="bg-transparent text-white text-sm focus:outline-none [color-scheme:dark]"
       />
@@ -245,6 +247,7 @@
       <input
         type="date"
         bind:value={customTo}
+        max={today}
         on:change={() => { datePre = 'all'; }}
         class="bg-transparent text-white text-sm focus:outline-none [color-scheme:dark]"
       />