diff --git a/functions/src/index.ts b/functions/src/index.ts
index 5f16d89..b3187f1 100644
--- a/functions/src/index.ts
+++ b/functions/src/index.ts
@@ -28,7 +28,7 @@ const sessionOption: SessionOptions = {
 
 const app = express()
 
-if (process.env.FUNCTIONS_EMULATOR === "true") {
+if (process.env.FUNCTIONS_EMULATOR !== "true") {
 	app.set("trust proxy", 1)
 	sessionOption.cookie = { secure: true }
 }