diff --git a/backend/src/config/index.ts b/backend/src/config/index.ts
index 6ae6e24f0..76a87976a 100644
--- a/backend/src/config/index.ts
+++ b/backend/src/config/index.ts
@@ -66,8 +66,7 @@ const loginServer = {
 }
 
 const email = {
-  // eslint-disable-next-line no-unneeded-ternary
-  EMAIL: process.env.EMAIL === 'false' ? false : process.env.NODE_ENV !== 'development',
+  EMAIL: process.env.EMAIL === 'true' || false,
   EMAIL_TEST_MODUS: process.env.EMAIL_TEST_MODUS === 'true' || false,
   EMAIL_TEST_RECEIVER: process.env.EMAIL_TEST_RECEIVER || 'stage1@gradido.net',
   EMAIL_USERNAME: process.env.EMAIL_USERNAME || 'null',
@@ -75,7 +74,8 @@ const email = {
   EMAIL_PASSWORD: process.env.EMAIL_PASSWORD || 'null',
   EMAIL_SMTP_URL: process.env.EMAIL_SMTP_URL || 'mailserver',
   EMAIL_SMTP_PORT: process.env.EMAIL_SMTP_PORT || '1025',
-  EMAIL_TLS: process.env.EMAIL_TLS === 'true' || false,
+  // eslint-disable-next-line no-unneeded-ternary
+  EMAIL_TLS: process.env.EMAIL_TLS === 'false' ? false : true,
   EMAIL_LINK_VERIFICATION:
     process.env.EMAIL_LINK_VERIFICATION || 'http://localhost/checkEmail/{optin}{code}',
   EMAIL_LINK_SETPASSWORD: