diff --git a/schema/interface.yml b/schema/interface.yml
index e4eb6e8..830f970 100644
--- a/schema/interface.yml
+++ b/schema/interface.yml
@@ -35,7 +35,7 @@ properties:
     description:
       The MTU of this logical interface.
     type: integer
-    maximum: 1500
+    maximum: 1600
     minimum: 1280
   services:
     description:
diff --git a/schemareader.uc b/schemareader.uc
index b373dea..cf1815a 100644
--- a/schemareader.uc
+++ b/schemareader.uc
@@ -6422,8 +6422,8 @@ function instantiateInterface(location, value, errors) {
 
 		function parseMtu(location, value, errors) {
 			if (type(value) in [ "int", "double" ]) {
-				if (value > 1500)
-					push(errors, [ location, "must be lower than or equal to 1500" ]);
+				if (value > 1600)
+					push(errors, [ location, "must be lower than or equal to 1600" ]);
 
 				if (value < 1280)
 					push(errors, [ location, "must be bigger than or equal to 1280" ]);
diff --git a/ucentral.schema.full.json b/ucentral.schema.full.json
index e806ecb..ede0941 100644
--- a/ucentral.schema.full.json
+++ b/ucentral.schema.full.json
@@ -856,7 +856,7 @@
                     "mtu": {
                         "description": "The MTU of this logical interface.",
                         "type": "integer",
-                        "maximum": 1500,
+                        "maximum": 1600,
                         "minimum": 1280
                     },
                     "services": {
diff --git a/ucentral.schema.json b/ucentral.schema.json
index 9584050..e79e989 100644
--- a/ucentral.schema.json
+++ b/ucentral.schema.json
@@ -2296,7 +2296,7 @@
                 },
                 "mtu": {
                     "type": "integer",
-                    "maximum": 1500,
+                    "maximum": 1600,
                     "minimum": 1280
                 },
                 "services": {
diff --git a/ucentral.schema.pretty.json b/ucentral.schema.pretty.json
index fa28d00..5ba195f 100644
--- a/ucentral.schema.pretty.json
+++ b/ucentral.schema.pretty.json
@@ -2623,7 +2623,7 @@
                 "mtu": {
                     "description": "The MTU of this logical interface.",
                     "type": "integer",
-                    "maximum": 1500,
+                    "maximum": 1600,
                     "minimum": 1280
                 },
                 "services": {