diff --git a/src/components/tutorial.component.tsx b/src/components/tutorial.component.tsx
index 5cf17a9..656218a 100644
--- a/src/components/tutorial.component.tsx
+++ b/src/components/tutorial.component.tsx
@@ -85,7 +85,7 @@ export default class Tutorial extends Component<Props, State> {
       published: status,
     };
 
-    TutorialDataService.update(data, this.state.currentTutorial.id)
+    TutorialDataService.update(this.state.currentTutorial.id!, data)
       .then((response: any) => {
         this.setState((prevState) => ({
           currentTutorial: {
@@ -103,8 +103,8 @@ export default class Tutorial extends Component<Props, State> {
 
   updateTutorial() {
     TutorialDataService.update(
-      this.state.currentTutorial,
-      this.state.currentTutorial.id
+      this.state.currentTutorial.id!,
+      this.state.currentTutorial
     )
       .then((response: any) => {
         console.log(response.data);
@@ -118,7 +118,7 @@ export default class Tutorial extends Component<Props, State> {
   }
 
   deleteTutorial() {
-    TutorialDataService.delete(this.state.currentTutorial.id)
+    TutorialDataService.delete(this.state.currentTutorial.id!)
       .then((response: any) => {
         console.log(response.data);
         this.props.history.push("/tutorials");
diff --git a/src/services/tutorial.service.ts b/src/services/tutorial.service.ts
index ea3b141..2c8f893 100644
--- a/src/services/tutorial.service.ts
+++ b/src/services/tutorial.service.ts
@@ -14,11 +14,11 @@ class TutorialDataService {
     return http.post<ITutorialData>("/tutorials", data);
   }
 
-  update(data: ITutorialData, id: any) {
-    return http.put<any>(`/tutorials/${id}`, data);
+  update(id: string, data: ITutorialData) {
+    return http.put<ITutorialData>(`/tutorials/${id}`, data);
   }
 
-  delete(id: any) {
+  delete(id: string) {
     return http.delete<any>(`/tutorials/${id}`);
   }