diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14de3fa..a1e5a54 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,10 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [7.9.1] - 2025-01-14
+### Added
+- Added Splunk env for segrigatting logs for each environment.
+
 ## [7.9.0] - 2025-01-09
 ### Added
 - Enabled Splunk for log forwarding and implemented health checks for ECS HMS.
diff --git a/templates.tf b/templates.tf
index 2c8be71..9755f63 100644
--- a/templates.tf
+++ b/templates.tf
@@ -80,6 +80,7 @@ locals{
     splunk_hec_host            = var.splunk_hec_host
     splunk_hec_token           = var.splunk_hec_token
     splunk_hec_index           = var.splunk_hec_index
+    splunk_env                 = var.splunk_env
   })
 
   hms_readonly_template = templatefile("${path.module}/templates/apiary-hms-readonly.json", {
@@ -143,5 +144,7 @@ locals{
     splunk_hec_host            = var.splunk_hec_host
     splunk_hec_token           = var.splunk_hec_token
     splunk_hec_index           = var.splunk_hec_index
+    splunk_env                 = var.splunk_env
+
   })
 }
diff --git a/templates/apiary-hms-readonly.json b/templates/apiary-hms-readonly.json
index 13f4fda..4ccf61f 100644
--- a/templates/apiary-hms-readonly.json
+++ b/templates/apiary-hms-readonly.json
@@ -72,7 +72,7 @@
           jsonencode({
             "splunk-token": "${splunk_hec_token}",
             "splunk-url": "${splunk_hec_host}",
-            "splunk-source": "apiary-hms-readonly-logs",
+            "splunk-source": "apiary-hms-readonly-logs${splunk_env}",
             "splunk-sourcetype": "hms-logs",
             "splunk-index": "${splunk_hec_index}"
           }) :
diff --git a/templates/apiary-hms-readwrite.json b/templates/apiary-hms-readwrite.json
index 79dd26c..728934e 100644
--- a/templates/apiary-hms-readwrite.json
+++ b/templates/apiary-hms-readwrite.json
@@ -72,7 +72,7 @@
           jsonencode({
             "splunk-token": "${splunk_hec_token}",
             "splunk-url": "${splunk_hec_host}",
-            "splunk-source": "apiary-hms-readwrite-logs",
+            "splunk-source": "apiary-hms-readwrite-logs${splunk_env}",
             "splunk-sourcetype": "hms-logs",
             "splunk-index": "${splunk_hec_index}"
           }) :
diff --git a/variables.tf b/variables.tf
index 4ff64db..13df6f4 100644
--- a/variables.tf
+++ b/variables.tf
@@ -1149,3 +1149,8 @@ variable "splunk_hec_index" {
   default     = ""
 }
 
+variable "splunk_env" {
+  description = "Environment in which the Splunk server is sending logs from."
+  type        = string
+  default     = ""
+}