diff --git a/messages.json b/messages.json
index 1559e63..53070ae 100644
--- a/messages.json
+++ b/messages.json
@@ -56,5 +56,6 @@
     "2.50.0": "messages/2.50.0.md",
     "2.51.0": "messages/2.51.0.md",
     "2.51.1": "messages/2.51.1.md",
-    "2.52.1": "messages/2.52.1.md"
+    "2.52.1": "messages/2.52.1.md",
+    "2.53.0": "messages/2.53.0.md"
 }
\ No newline at end of file
diff --git a/messages/2.53.0.md b/messages/2.53.0.md
new file mode 100644
index 0000000..8d87977
--- /dev/null
+++ b/messages/2.53.0.md
@@ -0,0 +1,58 @@
+# [2.53.0] - 2021.08.31
+
+* All Syntax
+
+IP Manipulation keyboard shortcuts
+
+With the cursor
+
+  * Increment Prefix Length
+
+192.0.2.0/23 → alt+pageup → 192.0.2.0/24
+
+  * Decrement Prefix Length
+
+192.0.2.0/23 → alt+pagedown → 192.0.0.0/22
+
+  * Increment Network
+
+192.0.2.0/24 → alt+shift+up → 192.0.3.0/24
+
+  * Decrement Network
+
+192.0.2.0/24 → alt+shift+down → 192.0.1.0/22
+
+  * Increment IP
+
+192.0.2.0/24 → alt+up → 192.0.2.1/24
+
+  * Decrement IP
+
+192.0.2.0/24 → alt+down → 192.0.1.255/22
+
+
+* Cisco ASA
+
+  * `write net` auto-completion
+
+* Cisco IOS
+
+  * Autocomplete
+
+      * Interface context
+
+          * `switchport mode trunk`
+
+          * `switchport trunk allowed vlan add 1`
+
+          * `switchport trunk allowed vlan add 1`
+
+          * `switchport trunk allowed vlan remove 1`
+
+          * `ip address ...` fixes
+
+      * enable context
+
+          * `show ip interface brief` no longer includes an interface by default
+
+      * Other various improvements...
diff --git a/messages/head.md b/messages/head.md
index ec5164c..17c99ea 100644
--- a/messages/head.md
+++ b/messages/head.md
@@ -1,5 +1,2 @@
 # [{{version}}] - {{date}}
 
-* Cisco ASA
-
-    * `write net` auto-completion
diff --git a/tests/syntax_test_cisco_ios.cisco-ios b/tests/syntax_test_cisco_ios.cisco-ios
index 5598017..ef83921 100644
--- a/tests/syntax_test_cisco_ios.cisco-ios
+++ b/tests/syntax_test_cisco_ios.cisco-ios
@@ -1215,6 +1215,20 @@ ip sla schedule 1 start-time after 01:02:03
 ip sla schedule 1 ageout 20
 ip sla schedule 1 recurring
 
+tacacs server HIDDENSERVER
+ address ipv4 HIDDENIP
+ key 7 025A1758190F1F35124F051C17035A4C1417396B2D3B732727616C27293C2F7363726970743E
+ timeout 7
+!
+tacacs server HIDDENSERVER
+ address ipv4 HIDDENIP
+ key 7 025A1758190F1F35124F051C17035A4C1417396B2D3B732727616C27293C2F7363726970743E
+ timeout 7
+!
+aaa group server tacacs+ TACACS_GROUP
+ server name HIDDENSERVER
+ server name HIDDENSERVER
+!
 
 crypto isakmp policy 1
 encryption 3des