diff --git a/extension/background.js b/extension/background.js
index 1932075..16e127c 100644
--- a/extension/background.js
+++ b/extension/background.js
@@ -237,7 +237,13 @@ router["/tabs/by-id/*/resources/*"] = {
           frameId: frameTree.frame.id,
           url: resource.url
         });
-        return { buf: utf8(base64Encoded ? atob(content) : content, offset, size) };
+        if (base64Encoded) {
+          const arr = Uint8Array.from(atob(data), c => c.charCodeAt(0));
+          const slice = arr.slice(offset, offset + size);
+          return { buf: String.fromCharCode(...slice) };
+        } else {
+          return { buf: utf8(content, offset, size) };
+        }
       }
     }
     throw new UnixError(unix.ENOENT);
diff --git a/fs/tabfs.c b/fs/tabfs.c
index f52a143..13cd7ee 100644
--- a/fs/tabfs.c
+++ b/fs/tabfs.c
@@ -212,7 +212,7 @@ tabfs_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
 static int
 tabfs_releasedir(const char *path, struct fuse_file_info *fi) {
     send_request("{op: %Q, path: %Q, fh: %d}",
-                 "release", path, fi->fh);
+                 "releasedir", path, fi->fh);
 
     receive_response("{}", NULL);