diff --git a/naucse_hooks.py b/naucse_hooks.py
index fcd346d..16c807c 100644
--- a/naucse_hooks.py
+++ b/naucse_hooks.py
@@ -8,7 +8,7 @@
 import requests
 import yaml
 import giturlparse
-from arca import Arca, CurrentEnvironmentBackend, RequirementsStrategy
+from arca import Arca, CurrentEnvironmentBackend
 from flask import Flask, request, jsonify, session, flash, redirect, url_for, render_template
 from flask_github import GitHub, GitHubError
 from flask_session import Session
@@ -31,7 +31,6 @@
 
 arca = Arca(backend=CurrentEnvironmentBackend(
     current_environment_requirements=None,
-    requirements_strategy=RequirementsStrategy.IGNORE
 ))
 github = GitHub(app)
 Session(app)
diff --git a/requirements.txt b/requirements.txt
index df5104c..e4c64f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Flask
-git+https://github.com/mikicz/arca.git#egg=arca
+arca>=0.3.1
 pyyaml
 pytest
 pytest-cov