diff --git a/backend/src/middleware/auth/checks/submission-checks.ts b/backend/src/middleware/auth/checks/submission-checks.ts
index 9caae176..1b781773 100644
--- a/backend/src/middleware/auth/checks/submission-checks.ts
+++ b/backend/src/middleware/auth/checks/submission-checks.ts
@@ -34,15 +34,15 @@ export const onlyAllowIfHasAccessToSubmission = authorize(async (auth: Authentic
 });
 
 export const onlyAllowIfHasAccessToSubmissionFromParams = authorize(async (auth: AuthenticationInfo, req: AuthenticatedRequest) => {
-    const { classId, assignmentId, groupId } = req.query;
+    const { classId, assignmentId, forGroup } = req.query;
 
-    requireFields({ classId, assignmentId, groupId });
+    requireFields({ classId, assignmentId, forGroup });
 
     if (auth.accountType === AccountType.Teacher) {
         const cls = await fetchClass(classId as string);
         return cls.teachers.map(mapToUsername).includes(auth.username);
     }
 
-    const group = await fetchGroup(classId as string, Number(assignmentId as string), Number(groupId as string));
+    const group = await fetchGroup(classId as string, Number(assignmentId as string), Number(forGroup as string));
     return group.members.map(mapToUsername).includes(auth.username);
 });
diff --git a/frontend/src/components/QuestionBox.vue b/frontend/src/components/QuestionBox.vue
index 79481975..be5ea9ae 100644
--- a/frontend/src/components/QuestionBox.vue
+++ b/frontend/src/components/QuestionBox.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
     import authService from "@/services/auth/auth-service.ts";
     import { computed, type ComputedRef, ref } from "vue";
-    import type {  GroupDTOId } from "@dwengo-1/common/interfaces/group";
+    import type { GroupDTOId } from "@dwengo-1/common/interfaces/group";
     import type { QuestionData } from "@dwengo-1/common/interfaces/question";
     import type { LearningObjectIdentifierDTO } from "@dwengo-1/interfaces/learning-content";
     import { useCreateQuestionMutation } from "@/queries/questions.ts";
@@ -29,9 +29,7 @@
     }));
     const createQuestionMutation = useCreateQuestionMutation(loID);
 
-    const showQuestionBox = computed(
-        () => authService.authState.activeRole === AccountType.Student && props.forGroup,
-    );
+    const showQuestionBox = computed(() => authService.authState.activeRole === AccountType.Student && props.forGroup);
 
     function submitQuestion(): void {
         if (props.forGroup && questionInput.value !== "") {
diff --git a/frontend/src/controllers/submissions.ts b/frontend/src/controllers/submissions.ts
index 0be1c122..1ce639ee 100644
--- a/frontend/src/controllers/submissions.ts
+++ b/frontend/src/controllers/submissions.ts
@@ -23,7 +23,14 @@ export class SubmissionController extends BaseController {
         groupId?: number,
         full = true,
     ): Promise<SubmissionsResponse> {
-        return this.get<SubmissionsResponse>(`/`, { language, version, classId, assignmentId, groupId, full });
+        return this.get<SubmissionsResponse>(`/`, {
+            language,
+            version,
+            classId,
+            assignmentId,
+            forGroup: groupId,
+            full,
+        });
     }
 
     async getByNumber(
@@ -39,7 +46,7 @@ export class SubmissionController extends BaseController {
             version,
             classId,
             assignmentId,
-            groupId,
+            forGroup: groupId,
         });
     }