diff --git a/library/src/helpers/__tests__/schema.test.ts b/library/src/helpers/__tests__/schema.test.ts
index 08ccd70e3..637674997 100644
--- a/library/src/helpers/__tests__/schema.test.ts
+++ b/library/src/helpers/__tests__/schema.test.ts
@@ -900,12 +900,7 @@ describe('SchemaHelpers', () => {
       ).toMatchSnapshot();
 
       expect(
-        SchemaHelpers.applicatorSchemaName(
-          1,
-          FIRST_CASE,
-          OTHER_CASES,
-          undefined,
-        ),
+        SchemaHelpers.applicatorSchemaName(1, FIRST_CASE, OTHER_CASES),
       ).toMatchSnapshot();
     });
 
diff --git a/playground/specs/dummy.ts b/playground/specs/dummy.ts
index 2ae74ebf5..e5e748efa 100644
--- a/playground/specs/dummy.ts
+++ b/playground/specs/dummy.ts
@@ -82,18 +82,18 @@ channels:
         Still dummy though.
       operationId: receiveNewDummyInfo
       tags:
-        - name: oparation-tag1
+        - name: operation-tag1
           externalDocs:
             description: External docs description 1
             url: https://www.asyncapi.com/
-        - name: oparation-tag2
+        - name: operation-tag2
           description: Description 2
           externalDocs:
             url: "https://www.asyncapi.com/"
-        - name: oparation-tag3
-        - name: oparation-tag4
+        - name: operation-tag3
+        - name: operation-tag4
           description: Description 4
-        - name: oparation-tag5
+        - name: operation-tag5
           externalDocs:
             url: "https://www.asyncapi.com/"
       traits:
diff --git a/playground/specs/streetlights.ts b/playground/specs/streetlights.ts
index 519aa26d2..58ab8fb5f 100644
--- a/playground/specs/streetlights.ts
+++ b/playground/specs/streetlights.ts
@@ -286,18 +286,18 @@ components:
       externalDocs:
         url: "https://www.asyncapi.com/"
       tags:
-        - name: oparation-tag1
+        - name: operation-tag1
           externalDocs:
             description: External docs description 1
             url: https://www.asyncapi.com/
-        - name: oparation-tag2
+        - name: operation-tag2
           description: Description 2
           externalDocs:
             url: "https://www.asyncapi.com/"
-        - name: oparation-tag3
-        - name: oparation-tag4
+        - name: operation-tag3
+        - name: operation-tag4
           description: Description 4
-        - name: oparation-tag5
+        - name: operation-tag5
           externalDocs:
             url: "https://www.asyncapi.com/"
       traits: