diff --git a/.env.example b/.env.example
index 0e3b7d5..518560a 100644
--- a/.env.example
+++ b/.env.example
@@ -23,3 +23,6 @@ DEBUG="app:*"
 
 # Disable public user registration.
 # DISABLE_SIGNUP=1
+
+# Set maximum file size. Defaults to 10MB
+# MAX_FILE_SIZE=20MB
diff --git a/app/utils/media.server.ts b/app/utils/media.server.ts
index 358d515..620a0cd 100644
--- a/app/utils/media.server.ts
+++ b/app/utils/media.server.ts
@@ -7,9 +7,10 @@ import { db } from "./db.server";
 import { LRUCache } from "lru-cache";
 import ms from "ms";
 import { getImageData } from "./image.server";
+import envServer from "./env.server";
 const log = debug("app:media-helpers");
 
-const MAX_FILE_SIZE = bytes("10MB");
+const MAX_FILE_SIZE = bytes(envServer.get('MAX_FILE_SIZE') ?? "10MB");
 
 type UploadOutput = {
   url: string;