diff --git a/.env b/.env
index fbe203b..974385d 100644
--- a/.env
+++ b/.env
@@ -1,3 +1,4 @@
+APP_PORT=9081
 ESLINT_NO_DEV_ERRORS=true
 
 NEXT_PUBLIC_AUX_ENDPOINT="https://apigate.lotus.g1.wrenchboard.com/en/wrench/api/v1"
diff --git a/.env.development b/.env.development
index 63c7088..cb48533 100644
--- a/.env.development
+++ b/.env.development
@@ -1,3 +1,4 @@
+APP_PORT=9081
 ESLINT_NO_DEV_ERRORS=true
 
 NEXT_PUBLIC_AUX_ENDPOINT="https://apigate.lotus.g1.wrenchboard.com/en/wrench/api/v1"
diff --git a/.env.production b/.env.production
index 0311f2f..ad9204e 100644
--- a/.env.production
+++ b/.env.production
@@ -1,3 +1,4 @@
+APP_PORT=9081
 ESLINT_NO_DEV_ERRORS=true
 
 NEXT_PUBLIC_AUX_ENDPOINT="https://apigate.lotus.g1.wrenchboard.com/en/wrench/api/v1"