diff --git a/static/schemas/1.0.0-alpha4/workflow.json b/static/schemas/1.0.0-alpha4/workflow.json
index 7f563d0..3adf604 100644
--- a/static/schemas/1.0.0-alpha4/workflow.json
+++ b/static/schemas/1.0.0-alpha4/workflow.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://serverlessworkflow.io/schemas/1.0.0-alpha4/workflow.yaml",
+  "$id": "https://serverlessworkflow.io/schemas/1.0.0-alpha4/workflow.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "description": "Serverless Workflow DSL - Workflow Schema.",
   "type": "object",
diff --git a/static/schemas/1.0.0-alpha5/workflow.json b/static/schemas/1.0.0-alpha5/workflow.json
index ac74d7d..59616c2 100644
--- a/static/schemas/1.0.0-alpha5/workflow.json
+++ b/static/schemas/1.0.0-alpha5/workflow.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://serverlessworkflow.io/schemas/1.0.0-alpha5/workflow.yaml",
+  "$id": "https://serverlessworkflow.io/schemas/1.0.0-alpha5/workflow.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "description": "Serverless Workflow DSL - Workflow Schema.",
   "type": "object",