diff --git a/packages/form-json-schema/src/index.json b/packages/form-json-schema/src/index.json
index d2eacf81d..a403e0e11 100644
--- a/packages/form-json-schema/src/index.json
+++ b/packages/form-json-schema/src/index.json
@@ -25,7 +25,7 @@
       "description": "The schema version of a form",
       "type": "integer",
       "minimum": 1,
-      "maximum": 15
+      "maximum": 17
     },
     "executionPlatform": {
       "$id": "#/executionPlatform",
diff --git a/packages/form-json-schema/test/fixtures/schemaVersion-not-supported.js b/packages/form-json-schema/test/fixtures/schemaVersion-not-supported.js
index e464c79eb..7aa023edd 100644
--- a/packages/form-json-schema/test/fixtures/schemaVersion-not-supported.js
+++ b/packages/form-json-schema/test/fixtures/schemaVersion-not-supported.js
@@ -1,7 +1,7 @@
 export const form = {
   type: 'default',
   components: [],
-  schemaVersion: 16,
+  schemaVersion: 18,
 };
 
 export const errors = [
@@ -9,7 +9,7 @@ export const errors = [
     instancePath: '/schemaVersion',
     schemaPath: '#/properties/schemaVersion/maximum',
     keyword: 'maximum',
-    params: { comparison: '<=', limit: 15 },
-    message: 'must be <= 15',
+    params: { comparison: '<=', limit: 17 },
+    message: 'must be <= 17',
   },
 ];