diff --git a/_headers b/_headers
index dfd0a9d..0c9b060 100644
--- a/_headers
+++ b/_headers
@@ -4,7 +4,7 @@
   Referrer-Policy: no-referrer
   X-Content-Type-Options: nosniff
   Cross-Origin-Resource-Policy: same-origin
-  Strict-Transport-Security: max-age=31536000; includeSubDomains
+  Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
   Actual-Server: Tag 2 electric boogaloo
   Joe-Biden: Eat some chocolate chocolate chip!
   My-Personal-Phone-Number: 3. What's that? You wanted the whole thing? Oh! It's 12.