diff --git a/Jenkinsfile b/Jenkinsfile
index d41e248..7dc2df4 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -153,7 +153,7 @@ pipeline {
         success {
             script {
                 emailext(
-                    subject: "[Jenkins] ${env.JOB_NAME} #${env.BUILD_NUMBER} succeeded",
+                    subject: "[DEV] ${env.JOB_NAME} #${env.BUILD_NUMBER} succeeded",
                     body: renderEmail('Build succeeded', '#16a34a', buildInfo()),
                     mimeType: 'text/html',
                     to: 'admin@msigmagokulam.com, ashir@mgsigma.net, kailasdevdas@msigmagokulam.com'
@@ -163,7 +163,7 @@ pipeline {
         failure {
             script {
                 emailext(
-                    subject: "[Jenkins] ${env.JOB_NAME} #${env.BUILD_NUMBER} failed",
+                    subject: "[DEV] ${env.JOB_NAME} #${env.BUILD_NUMBER} failed",
                     body: renderEmail('Build failed', '#dc2626', buildInfo()),
                     mimeType: 'text/html',
                     to: 'admin@msigmagokulam.com, ashir@mgsigma.net, kailasdevdas@msigmagokulam.com'
@@ -193,7 +193,7 @@ def renderEmail(String label, String accent, Map info) {
     <table role="presentation" cellpadding="0" cellspacing="0" border="0" width="560" style="max-width:560px; background:#ffffff; border-radius:12px; overflow:hidden; box-shadow:0 1px 3px rgba(15,23,42,0.08); font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;">
       <tr><td style="height:3px; background:${accent};"></td></tr>
       <tr><td style="padding:32px 40px 0 40px;">
-        <div style="font-size:12px; font-weight:600; color:${accent}; letter-spacing:0.8px; text-transform:uppercase; margin-bottom:6px;">${label}</div>
+        <div style="font-size:12px; font-weight:600; color:${accent}; letter-spacing:0.8px; text-transform:uppercase; margin-bottom:6px;">${label} · development</div>
         <div style="font-size:20px; font-weight:600; color:#0f172a; line-height:1.35;">${env.JOB_NAME}<span style="color:#94a3b8; font-weight:400;"> &middot; #${env.BUILD_NUMBER}</span></div>
       </td></tr>
       <tr><td style="padding:20px 40px 8px 40px;">
diff --git a/Jenkinsfile.prod b/Jenkinsfile.prod
index 2a5c068..039ca40 100644
--- a/Jenkinsfile.prod
+++ b/Jenkinsfile.prod
@@ -156,7 +156,7 @@ pipeline {
         success {
             script {
                 emailext(
-                    subject: "[PRODUCTION] ${env.JOB_NAME} #${env.BUILD_NUMBER} succeeded",
+                    subject: "[PROD] ${env.JOB_NAME} #${env.BUILD_NUMBER} succeeded",
                     body: renderEmail('Build succeeded', '#16a34a', buildInfo()),
                     mimeType: 'text/html',
                     to: 'admin@msigmagokulam.com, ashir@mgsigma.net, kailasdevdas@msigmagokulam.com'
@@ -166,7 +166,7 @@ pipeline {
         failure {
             script {
                 emailext(
-                    subject: "[PRODUCTION] ${env.JOB_NAME} #${env.BUILD_NUMBER} failed",
+                    subject: "[PROD] ${env.JOB_NAME} #${env.BUILD_NUMBER} failed",
                     body: renderEmail('Build failed', '#dc2626', buildInfo()),
                     mimeType: 'text/html',
                     to: 'admin@msigmagokulam.com, ashir@mgsigma.net, kailasdevdas@msigmagokulam.com'