diff --git a/.gitignore b/.gitignore
index 313b735..05f913b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@ bin
 database.txt
 plantuml.jar
 db.sqlite3
+db.sqlite3-journal
 diagram.puml
 backend/*.png
 backend/*.jpg
diff --git a/backend/internal/database/migrations/0035_weekly_report.sql b/backend/internal/database/migrations/0035_weekly_report.sql
index 8f76b80..be2a2d3 100644
--- a/backend/internal/database/migrations/0035_weekly_report.sql
+++ b/backend/internal/database/migrations/0035_weekly_report.sql
@@ -1,5 +1,5 @@
 CREATE TABLE IF NOT EXISTS weekly_reports (
-  report_id INTEGER PRIMARY KEY AUTOINCREMENT,
+  report_id INTEGER AUTO_INCREMENT UNIQUE,
   user_id INTEGER NOT NULL,
   project_id INTEGER NOT NULL,
   week INTEGER NOT NULL,
@@ -12,5 +12,6 @@ CREATE TABLE IF NOT EXISTS weekly_reports (
   signed_by INTEGER,
   FOREIGN KEY (user_id) REFERENCES users(id),
   FOREIGN KEY (project_id) REFERENCES projects(id),
-  FOREIGN KEY (signed_by) REFERENCES users(id)
+  FOREIGN KEY (signed_by) REFERENCES users(id),
+  PRIMARY KEY (user_id, project_id, week)
 );
\ No newline at end of file
diff --git a/backend/internal/database/sample_data/0010_sample_data.sql b/backend/internal/database/sample_data/0010_sample_data.sql
index 4dac91b..092fbb0 100644
--- a/backend/internal/database/sample_data/0010_sample_data.sql
+++ b/backend/internal/database/sample_data/0010_sample_data.sql
@@ -33,3 +33,18 @@ VALUES (3,3,"member");
 
 INSERT OR IGNORE INTO user_roles(user_id,project_id,p_role)
 VALUES (2,1,"project_manager");
+
+INSERT OR IGNORE INTO weekly_reports (user_id, project_id, week, development_time, meeting_time, admin_time, own_work_time, study_time, testing_time, signed_by)
+VALUES (2, 1, 12, 20, 10, 5, 30, 15, 10, NULL);
+
+INSERT OR IGNORE INTO weekly_reports (user_id, project_id, week, development_time, meeting_time, admin_time, own_work_time, study_time, testing_time, signed_by)
+VALUES (3, 1, 12, 20, 10, 5, 30, 15, 10, NULL);
+
+INSERT OR IGNORE INTO weekly_reports (user_id, project_id, week, development_time, meeting_time, admin_time, own_work_time, study_time, testing_time, signed_by)
+VALUES (3, 1, 14, 20, 10, 5, 30, 15, 10, NULL);
+
+INSERT OR IGNORE INTO weekly_reports (user_id, project_id, week, development_time, meeting_time, admin_time, own_work_time, study_time, testing_time, signed_by)
+VALUES (3, 2, 12, 20, 10, 5, 30, 15, 10, NULL);
+
+INSERT OR IGNORE INTO weekly_reports (user_id, project_id, week, development_time, meeting_time, admin_time, own_work_time, study_time, testing_time, signed_by)
+VALUES (3, 3, 12, 20, 10, 5, 30, 15, 10, NULL);
diff --git a/frontend/src/API/API.ts b/frontend/src/API/API.ts
index 47299f3..0859748 100644
--- a/frontend/src/API/API.ts
+++ b/frontend/src/API/API.ts
@@ -87,14 +87,12 @@ interface API {
   ): Promise<APIResponse<NewWeeklyReport>>;
 
   /** Gets a weekly report for a specific user, project and week
-   * @param {string} username The username of the user.
    * @param {string} projectName The name of the project.
    * @param {string} week The week number.
    * @param {string} token The authentication token.
    * @returns {Promise<APIResponse<WeeklyReport>>} A promise resolving to an API response with the retrieved report.
    */
   getWeeklyReport(
-    username: string,
     projectName: string,
     week: string,
     token: string,
@@ -319,20 +317,21 @@ export const api: API = {
   },
 
   async getWeeklyReport(
-    username: string,
     projectName: string,
     week: string,
     token: string,
   ): Promise<APIResponse<WeeklyReport>> {
     try {
-      const response = await fetch("/api/getWeeklyReport", {
-        method: "GET",
-        headers: {
-          "Content-Type": "application/json",
-          Authorization: "Bearer " + token,
+      const response = await fetch(
+        `/api/getWeeklyReport?projectName=${projectName}&week=${week}`,
+        {
+          method: "GET",
+          headers: {
+            "Content-Type": "application/json",
+            Authorization: "Bearer " + token,
+          },
         },
-        body: JSON.stringify({ username, projectName, week }),
-      });
+      );
 
       if (!response.ok) {
         return { success: false, message: "Failed to get weekly report" };
diff --git a/frontend/src/Components/AllTimeReportsInProject.tsx b/frontend/src/Components/AllTimeReportsInProject.tsx
index 614019c..fcd0f8f 100644
--- a/frontend/src/Components/AllTimeReportsInProject.tsx
+++ b/frontend/src/Components/AllTimeReportsInProject.tsx
@@ -16,8 +16,8 @@ function AllTimeReportsInProject(): JSX.Element {
   const getWeeklyReports = async (): Promise<void> => {
     const token = localStorage.getItem("accessToken") ?? "";
     const response = await api.getWeeklyReportsForUser(
-      token,
       projectName ?? "",
+      token,
     );
     console.log(response);
     if (response.success) {