diff --git a/main.go b/main.go
index 9133958..f3c9f66 100644
--- a/main.go
+++ b/main.go
@@ -33,6 +33,7 @@ import (
 const DB_VERSION = 1
 
 const DEFAULT_PORT int64 = 8080
+const HRT_DATE int64 = 1756478697
 
 func main() {
     fmt.Printf("made with <3 by ari melody\n\n")
@@ -605,6 +606,10 @@ func DefaultHeaders(next http.Handler) http.Handler {
             "X-Powered-By",
             PoweredByStrings[rand.Intn(len(PoweredByStrings))],
         )
+        w.Header().Add(
+            "X-Days-Since-HRT",
+            fmt.Sprint(math.Round(time.Since(time.Unix(HRT_DATE, 0)).Hours() / 24)),
+        )
         next.ServeHTTP(w, r)
     })
 }