diff --git a/src/pages/events/theory-day-2026.astro b/src/pages/events/theory-day-2026.astro
index 94d9c2c..5efc4b4 100644
--- a/src/pages/events/theory-day-2026.astro
+++ b/src/pages/events/theory-day-2026.astro
@@ -11,7 +11,7 @@ import DefaultLayout from "@/layouts/DefaultLayout.astro";
 
 const registrationLink = "https://forms.gle/sqqoh4JftBfKYA1b8";
 const eventDate = "17 June 2026";
-const registrationDeadline = "15 June 2026";
+const registrationDeadline = "14 June 2026";
 ---
 
 <DefaultLayout
diff --git a/src/pages/updates/deadlines.astro b/src/pages/updates/deadlines.astro
index 1e1644a..3b754db 100644
--- a/src/pages/updates/deadlines.astro
+++ b/src/pages/updates/deadlines.astro
@@ -40,7 +40,7 @@ const theoryDayRegistrationLink = 'https://forms.gle/sqqoh4JftBfKYA1b8';
             </span>
             <div>
               <p class="text-muted-foreground text-sm">Deadline</p>
-              <p class="text-lg font-semibold">15 Jun 2026</p>
+              <p class="text-lg font-semibold">14 Jun 2026</p>
             </div>
           </div>