diff --git a/shard.yml b/shard.yml
index 513d755..b8dc65f 100644
--- a/shard.yml
+++ b/shard.yml
@@ -24,8 +24,8 @@ dependencies:
     jwt:
         github: crystal-community/jwt
         branch: master
-    fs:
-        git: https://git.karchnu.fr/WeirdOS/fs.cr
+    dodb:
+        git: https://git.karchnu.fr/WeirdOS/dodb.cr
         branch: master
 
 license: EUPL
diff --git a/src/main.cr b/src/main.cr
index 6633f91..c14de1c 100644
--- a/src/main.cr
+++ b/src/main.cr
@@ -5,7 +5,7 @@ require "openssl"
 require "jwt"
 require "passwd"
 require "ipc"
-require "fs"
+require "dodb"
 
 require "./authd.cr"
 
@@ -86,7 +86,7 @@ class AuthD::Service
 
 			return Response::Error.new "invalid token" unless user
 
-			storage = FS::Hash(String, JSON::Any).new "#{@extras_root}/#{user.uid}"
+			storage = DODB::DataBase(String, JSON::Any).new "#{@extras_root}/#{user.uid}"
 
 			Response::Extra.new user.uid, request.name, storage[request.name]?
 		when Request::SetExtra
@@ -94,7 +94,7 @@ class AuthD::Service
 
 			return Response::Error.new "invalid token" unless user
 
-			storage = FS::Hash(String, JSON::Any).new "#{@extras_root}/#{user.uid}"
+			storage = DODB::DataBase(String, JSON::Any).new "#{@extras_root}/#{user.uid}"
 
 			storage[request.name] = request.extra