diff --git a/backend/server/src/index.ts b/backend/server/src/index.ts
index 0dc28a3..3b0b237 100644
--- a/backend/server/src/index.ts
+++ b/backend/server/src/index.ts
@@ -138,12 +138,20 @@ io.on("connection", async (socket) => {
     }
   });
 
+  // Change the owner of the project directory to user
+  const fixPermissions = async () => {
+    await containers[data.sandboxId].process.startAndWait(
+      `sudo chown -R user "${path.join(dirName, "projects", data.sandboxId)}"`
+    );
+  }
+
   const sandboxFiles = await getSandboxFiles(data.sandboxId);
   sandboxFiles.fileData.forEach(async (file) => {
     const filePath = path.join(dirName, file.id);
     await containers[data.sandboxId].filesystem.makeDir(path.dirname(filePath));
     await containers[data.sandboxId].filesystem.write(filePath, file.data);
   });
+  fixPermissions();
 
   socket.emit("loaded", sandboxFiles.files);
 
@@ -177,6 +185,7 @@ io.on("connection", async (socket) => {
       file.data = body;
 
       await containers[data.sandboxId].filesystem.write(path.join(dirName, file.id), body);
+      fixPermissions();
       await saveFile(fileId, body);
     } catch (e) {
       io.emit("rateLimit", "Rate limited: file saving. Please slow down.");
@@ -195,6 +204,7 @@ io.on("connection", async (socket) => {
       path.join(dirName, fileId),
       path.join(dirName, newFileId)
     )
+    fixPermissions();
 
     file.id = newFileId;
 
@@ -221,6 +231,7 @@ io.on("connection", async (socket) => {
       const id = `projects/${data.sandboxId}/${name}`;
 
       await containers[data.sandboxId].filesystem.write(path.join(dirName, id), "");
+      fixPermissions();
 
       sandboxFiles.files.push({
         id,
@@ -273,6 +284,7 @@ io.on("connection", async (socket) => {
         path.join(dirName, fileId),
         path.join(dirName, newFileId)
       )
+      fixPermissions();
       await renameFile(fileId, newFileId, file.data);
     } catch (e) {
       io.emit("rateLimit", "Rate limited: file renaming. Please slow down.");