diff --git a/.version_history b/.version_history
index 20840a8..4b8dce6 100644
--- a/.version_history
+++ b/.version_history
@@ -27,5 +27,3 @@ a670de0f,24bd94d,feature/systemd-hardening,2025-09-07T16:40:47Z,michael,git,lua-
 4ee95dbc,08b49d3,security/sanitize-test-scripts,2025-09-07T19:25:38Z,michael,git,lua-api
 59c85431,8b78066,main,2025-09-10T10:20:50Z,michael,git,lua-api
 a71dd794,f5d9f35,main,2025-09-10T12:27:54Z,michael,git,lua-api
-de5318f2,304b010,main,2025-09-10T14:45:12Z,michael,git,lua-api
-980d67cd,7a921dc,main,2025-09-10T14:46:13Z,michael,git,lua-api
diff --git a/VERSION b/VERSION
index b1e80bb..d917d3e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.1.3
+0.1.2
diff --git a/src/smtp.lua b/src/smtp.lua
index 4c08b97..ab59d17 100644
--- a/src/smtp.lua
+++ b/src/smtp.lua
@@ -237,33 +237,6 @@ function SMTP:send_email(to_address, subject, message, from_name)
         return cleanup_and_fail("EHLO failed: " .. response)
     end
 
-    -- STARTTLS hinzufügen für Port 587
-    if self.port == 587 and self.use_ssl then
-        -- STARTTLS command
-        local success, response = self:send_command(sock, "STARTTLS", 220)
-        if not success then
-            return cleanup_and_fail("STARTTLS failed: " .. response)
-        end
-
-        -- Upgrade connection to SSL
-        local ssl_sock, err = self.ssl_compat:wrap_socket(sock, {
-            mode = "client",
-            protocol = "tlsv1_2"
-        })
-
-        if not ssl_sock then
-            return cleanup_and_fail("SSL upgrade failed: " .. err)
-        end
-
-        sock = ssl_sock
-
-        -- EHLO again over encrypted connection
-        local success, response = self:send_command(sock, "EHLO furt-lua", 250)
-        if not success then
-            return cleanup_and_fail("EHLO after STARTTLS failed: " .. response)
-        end
-    end
-
     -- AUTH LOGIN
     local success, response = self:send_command(sock, "AUTH LOGIN", 334)
     if not success then