diff --git a/files/routes/allroutes.py b/files/routes/allroutes.py
index 8184ad4b6..4d09cda16 100644
--- a/files/routes/allroutes.py
+++ b/files/routes/allroutes.py
@@ -47,7 +47,8 @@ def after_request(response):
 	if response.status_code < 400:
 		if CLOUDFLARE_AVAILABLE and CLOUDFLARE_COOKIE_VALUE and getattr(g, 'desires_auth', False):
 			logged_in = bool(getattr(g, 'v', None))
-			response.set_cookie("lo", CLOUDFLARE_COOKIE_VALUE if logged_in else '', max_age=60*60*24*365 if logged_in else 1)
+			response.set_cookie("lo", CLOUDFLARE_COOKIE_VALUE if logged_in else '', 
+								max_age=60*60*24*365 if logged_in else 1, samesite="Lax")
 		if getattr(g, 'db', None):
 			g.db.commit()
 			g.db.close()