diff --git a/docs/sources/vendor/Citrix/netscaler.md b/docs/sources/vendor/Citrix/netscaler.md
index a758992eff..1f14a51d9a 100644
--- a/docs/sources/vendor/Citrix/netscaler.md
+++ b/docs/sources/vendor/Citrix/netscaler.md
@@ -7,27 +7,33 @@
 
 ## Links
 
-| Ref            | Link                                                                                                    |
-|----------------|---------------------------------------------------------------------------------------------------------|
-| Splunk Add-on  | <https://splunkbase.splunk.com/app/2770/>                                                                 |
+| Ref            | Link                                                                                                |
+|----------------|-----------------------------------------------------------------------------------------------------|
+| Splunk Add-on  | <https://splunkbase.splunk.com/app/2770/>                                                           |
 | Product Manual | <https://docs.citrix.com/en-us/citrix-adc/12-1/system/audit-logging/configuring-audit-logging.html> |
 
 ## Sourcetypes
 
-| sourcetype     | notes                                                                                                   |
-|----------------|---------------------------------------------------------------------------------------------------------|
-| citrix:netscaler:syslog         | None                                                                                                    |
-| citrix:netscaler:appfw         | None                                                                                                    |
-| citrix:netscaler:appfw:cef     | None                                                                                                    |
+| sourcetype                 | notes |
+|----------------------------|-------|
+| citrix:netscaler:syslog    | None  |
+| citrix:netscaler:appfw     | None  |
+| citrix:netscaler:appfw:cef | None  |
 
 ## Sourcetype and Index Configuration
 
-| key            | sourcetype     | index          | notes          |
-|----------------|----------------|----------------|----------------|
-| citrix_netscaler         | citrix:netscaler:syslog         | netfw          | none           |
-| citrix_netscaler         | citrix:netscaler:appfw         | netfw          | none           |
-| citrix_netscaler         | citrix:netscaler:appfw:cef         | netfw          | none           |
+| key              | sourcetype                 | index | notes |
+|------------------|----------------------------|-------|-------|
+| citrix_netscaler | citrix:netscaler:syslog    | netfw | none  |
+| citrix_netscaler | citrix:netscaler:appfw     | netfw | none  |
+| citrix_netscaler | citrix:netscaler:appfw:cef | netfw | none  |
 
 ## Source Setup and Configuration
 
-* Follow vendor configuration steps per Product Manual above. Ensure the data format selected is "DDMMYYYY"
+* Follow vendor configuration steps per Product Manual above.
+
+## Options
+
+| Variable                                   | default      | description                                                                                   |
+|--------------------------------------------|--------------|-----------------------------------------------------------------------------------------------|
+| `SC4S_IGNORE_MMDD_LEGACY_CITRIX_NETSCALER` | empty string | (empty/yes) Set to "yes" for parsing the date in format `dd/mm/yyyy` instead of `mm/dd/yyyy`. |
diff --git a/package/enterprise/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf b/package/enterprise/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf
index 0408a0ff77..a5316cc179 100644
--- a/package/enterprise/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf
+++ b/package/enterprise/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf
@@ -10,7 +10,7 @@ block parser app-almost-syslog-citrix_netscaler() {
         parser {
             regexp-parser(
                 prefix(".tmp.")
-                patterns('^(?<pri>\<\d+>) (?<timestamp>(?<tspart1>\d\d)\/\d\d\/\d\d\d\d:\d\d:\d\d:\d\d ?(?<tz>\w+))? (?<host>[^ ]+) (?<message>[A-Z\-0-9]+ : .*)')
+                patterns('^(?<pri>\<\d+\>) (?<timestamp>(?<tspart1>\d\d)\/\d\d\/\d\d\d\d:\d\d:\d\d:\d\d ?(?<tz>\w+))? (?<host>[^ ]+) (?<message>[A-Z\-0-9]+ : .*)')
             );
         };
         parser {
@@ -19,11 +19,12 @@ block parser app-almost-syslog-citrix_netscaler() {
             );
         };
 
+
         if {
-            filter { "${.tmp.tspart1}" eq "$R_DAY"};
+            filter { "`SC4S_IGNORE_MMDD_LEGACY_CITRIX_NETSCALER`" eq "yes" or "${.tmp.tspart1}" eq "${DAY}"};
             parser {
                 date-parser-nofilter(
-                    format('%d/%m/%Y:%H:%M:%S %z','%d/%m/%Y:%H:%M:%S')
+                    format('%d/%m/%Y:%H:%M:%S %z','%d/%m/%Y:%H:%M:%S','%d/%m/%Y:%H:%M:%S %Z')
                     template("${.tmp.timestamp}")
                 );
             };
diff --git a/package/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf b/package/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf
index 0408a0ff77..a5316cc179 100644
--- a/package/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf
+++ b/package/etc/conf.d/conflib/almost-syslog/app-almost-syslog-citrix_netscaler.conf
@@ -10,7 +10,7 @@ block parser app-almost-syslog-citrix_netscaler() {
         parser {
             regexp-parser(
                 prefix(".tmp.")
-                patterns('^(?<pri>\<\d+>) (?<timestamp>(?<tspart1>\d\d)\/\d\d\/\d\d\d\d:\d\d:\d\d:\d\d ?(?<tz>\w+))? (?<host>[^ ]+) (?<message>[A-Z\-0-9]+ : .*)')
+                patterns('^(?<pri>\<\d+\>) (?<timestamp>(?<tspart1>\d\d)\/\d\d\/\d\d\d\d:\d\d:\d\d:\d\d ?(?<tz>\w+))? (?<host>[^ ]+) (?<message>[A-Z\-0-9]+ : .*)')
             );
         };
         parser {
@@ -19,11 +19,12 @@ block parser app-almost-syslog-citrix_netscaler() {
             );
         };
 
+
         if {
-            filter { "${.tmp.tspart1}" eq "$R_DAY"};
+            filter { "`SC4S_IGNORE_MMDD_LEGACY_CITRIX_NETSCALER`" eq "yes" or "${.tmp.tspart1}" eq "${DAY}"};
             parser {
                 date-parser-nofilter(
-                    format('%d/%m/%Y:%H:%M:%S %z','%d/%m/%Y:%H:%M:%S')
+                    format('%d/%m/%Y:%H:%M:%S %z','%d/%m/%Y:%H:%M:%S','%d/%m/%Y:%H:%M:%S %Z')
                     template("${.tmp.timestamp}")
                 );
             };
diff --git a/package/lite/etc/addons/citrix/app-almost-syslog-citrix_netscaler.conf b/package/lite/etc/addons/citrix/app-almost-syslog-citrix_netscaler.conf
index 0408a0ff77..a5316cc179 100644
--- a/package/lite/etc/addons/citrix/app-almost-syslog-citrix_netscaler.conf
+++ b/package/lite/etc/addons/citrix/app-almost-syslog-citrix_netscaler.conf
@@ -10,7 +10,7 @@ block parser app-almost-syslog-citrix_netscaler() {
         parser {
             regexp-parser(
                 prefix(".tmp.")
-                patterns('^(?<pri>\<\d+>) (?<timestamp>(?<tspart1>\d\d)\/\d\d\/\d\d\d\d:\d\d:\d\d:\d\d ?(?<tz>\w+))? (?<host>[^ ]+) (?<message>[A-Z\-0-9]+ : .*)')
+                patterns('^(?<pri>\<\d+\>) (?<timestamp>(?<tspart1>\d\d)\/\d\d\/\d\d\d\d:\d\d:\d\d:\d\d ?(?<tz>\w+))? (?<host>[^ ]+) (?<message>[A-Z\-0-9]+ : .*)')
             );
         };
         parser {
@@ -19,11 +19,12 @@ block parser app-almost-syslog-citrix_netscaler() {
             );
         };
 
+
         if {
-            filter { "${.tmp.tspart1}" eq "$R_DAY"};
+            filter { "`SC4S_IGNORE_MMDD_LEGACY_CITRIX_NETSCALER`" eq "yes" or "${.tmp.tspart1}" eq "${DAY}"};
             parser {
                 date-parser-nofilter(
-                    format('%d/%m/%Y:%H:%M:%S %z','%d/%m/%Y:%H:%M:%S')
+                    format('%d/%m/%Y:%H:%M:%S %z','%d/%m/%Y:%H:%M:%S','%d/%m/%Y:%H:%M:%S %Z')
                     template("${.tmp.timestamp}")
                 );
             };
diff --git a/tests/test_citrix_netscaler.py b/tests/test_citrix_netscaler.py
index b7e6413298..ef6f661c6d 100644
--- a/tests/test_citrix_netscaler.py
+++ b/tests/test_citrix_netscaler.py
@@ -4,6 +4,9 @@
 # license that can be found in the LICENSE-BSD2 file or at
 # https://opensource.org/licenses/BSD-2-Clause
 import datetime
+import os
+from unittest.mock import patch
+
 import shortuuid
 import pytz
 import pytest
@@ -28,7 +31,7 @@ def test_citrix_netscaler(record_property,  setup_splunk, setup_sc4s, get_pid):
     _, bsd, time, _, _, tzname, epoch = time_operations(dt)
 
     # Tune time functions
-    time = dt.strftime("%d/%m/%Y:%H:%M:%S")
+    time = dt.strftime("%m/%d/%Y:%H:%M:%S")
     epoch = epoch[:-7]
 
     mt = env.from_string(
@@ -91,6 +94,49 @@ def test_citrix_netscaler_sdx(
 
     assert result_count == 1
 
+# <134> 05/08/2025:03:13:15 GMT DC-NS02 0-PPE-0 : default TCP CONN_TERMINATE 1874124822 0 :  Source 10.x.x.x:47990 - Destination 10.x.x.x:80 - Start Time 26/03/2025:21:13:15 GMT - End Time 26/03/2025:21:13:15 GMT - Total_bytes_send 1 - Total_bytes_recv 1
+@pytest.mark.addons("citrix")
+@patch.dict(
+    os.environ,
+    {
+        "SC4S_IGNORE_MMDD_LEGACY_CITRIX_NETSCALER": "yes",
+    },
+    clear=False
+)
+def test_citrix_netscaler_new_date_format(
+    record_property,  setup_splunk, setup_sc4s, get_pid
+):
+    host = f"test-ctitrixns-host-{shortuuid.ShortUUID().random(length=5).lower()}-{shortuuid.ShortUUID().random(length=5).lower()}"
+    pid = get_pid
+
+    dt = datetime.datetime.now(datetime.timezone.utc)
+    _, bsd, time, _, _, tzname, epoch = time_operations(dt)
+
+    # Tune time functions
+    time = dt.strftime("%d/%m/%Y:%H:%M:%S")
+    epoch = epoch[:-7]
+
+    mt = env.from_string(
+        "{{ mark }} {{ time }} GMT {{ host }} 0-PPE-0 : default TCP CONN_TERMINATE 1874124822 0 :  Source 10.x.x.x:47990 - Destination 10.x.x.x:80 - Start Time 26/03/2025:21:13:15 GMT - End Time 26/03/2025:21:13:15 GMT - Total_bytes_send 1 - Total_bytes_recv 1\n"
+    )
+    message = mt.render(
+        mark="<134>", bsd=bsd, time=time, tzname=tzname, host=host, pid=pid
+    )
+
+    sendsingle(message, setup_sc4s[0], setup_sc4s[1][514])
+
+    st = env.from_string(
+        'search _time={{ epoch }} index=netfw host={{ host }} sourcetype="citrix:netscaler:syslog"'
+    )
+    search = st.render(epoch=epoch, host=host, pid=pid)
+
+    result_count, _ = splunk_single(setup_splunk, search)
+
+    record_property("host", host)
+    record_property("resultCount", result_count)
+    record_property("message", message)
+
+    assert result_count == 1
 
 # [289]: AAA Message : In receive_ldap_user_search_event: ldap_first_entry returned null, user ssgconfig not found
 @pytest.mark.addons("citrix")