diff --git a/.changeset/small-sheep-smoke.md b/.changeset/small-sheep-smoke.md
new file mode 100644
index 0000000000..9cff7591ee
--- /dev/null
+++ b/.changeset/small-sheep-smoke.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-scaffolder-backend': patch
+---
+
+bump jsonschema from 1.2.7 to 1.4.0
diff --git a/plugins/scaffolder-backend/src/scaffolder/tasks/TaskWorker.ts b/plugins/scaffolder-backend/src/scaffolder/tasks/TaskWorker.ts
index 9e4deab31a..1d0d5ad3a3 100644
--- a/plugins/scaffolder-backend/src/scaffolder/tasks/TaskWorker.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/tasks/TaskWorker.ts
@@ -143,9 +143,10 @@ export class TaskWorker {
             });
 
           if (action.schema?.input) {
-            const validateResult = validateJsonSchema(input, action.schema, {
-              propertyName: 'input',
-            });
+            const validateResult = validateJsonSchema(
+              input,
+              action.schema.input,
+            );
             if (!validateResult.valid) {
               const errors = validateResult.errors.join(', ');
               throw new InputError(
diff --git a/yarn.lock b/yarn.lock
index 8cb2ddd221..b7bff9836d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -17100,9 +17100,9 @@ jsonpointer@^4.0.1:
   integrity sha1-T9kss04OnbPInIYi7PUfm5eMbLk=
 
 jsonschema@^1.2.6:
-  version "1.2.7"
-  resolved "https://registry.npmjs.org/jsonschema/-/jsonschema-1.2.7.tgz#4e6d6dc4d83dc80707055ba22c00ec6152c0e6e9"
-  integrity sha512-3dFMg9hmI9LdHag/BRIhMefCfbq1hicvYMy8YhZQorAdzOzWz7NjniSpn39yjpzUAMIWtGyyZuH2KNBloH7ZLw==
+  version "1.4.0"
+  resolved "https://registry.npmjs.org/jsonschema/-/jsonschema-1.4.0.tgz#1afa34c4bc22190d8e42271ec17ac8b3404f87b2"
+  integrity sha512-/YgW6pRMr6M7C+4o8kS+B/2myEpHCrxO4PEWnqJNBFMjn7EWXqlQ4tGwL6xTHeRplwuZmcAncdvfOad1nT2yMw==
 
 jsonwebtoken@^8.5.1:
   version "8.5.1"