diff --git a/minibeielidev/minibeielidev.yaml b/minibeielidev/minibeielidev.yaml
index d9eedbe..c2b0aed 100644
--- a/minibeielidev/minibeielidev.yaml
+++ b/minibeielidev/minibeielidev.yaml
@@ -31,7 +31,7 @@ spec:
     - name: STRIPE_PK
       value: pk_test_YkSGqH3Tk9WKK9HrlY63GhAg
     - name: MAILSERVER_HOST
-      value: mail.nbit.ch
+      value: 172.31.1.1
     ports:
     - containerPort: 4000
       hostPort: 9050
diff --git a/wobischdev/wobischdev.yaml b/wobischdev/wobischdev.yaml
index e9fcd42..253e840 100644
--- a/wobischdev/wobischdev.yaml
+++ b/wobischdev/wobischdev.yaml
@@ -31,7 +31,7 @@ spec:
     - name: STRIPE_PK
       value: pk_test_51Icq29K2XyHQRTs2DeltUIWrbFb5evfJVGaQzMv4r50g8Q7HAUkSFr7BBGv0aP1damXIhM6fZ4Yf9Wz0qW6TpTVi00dWcW7J1O
     - name: MAILSERVER_HOST
-      value: mail.nbit.ch
+      value: 172.31.1.1
     ports:
     - containerPort: 4000
       hostPort: 9040
@@ -48,7 +48,7 @@ spec:
     - name: REDIS_CONNECTION_STRING
       value: 127.0.0.1:6379
     - name: MAILSERVER_HOST
-      value: mail.nbit.ch
+      value: 172.31.1.1
     ports:
     - containerPort: 8080
       hostPort: 9041