diff --git a/build_server/__init__.py b/build_server/__init__.py
index 6ef398a..c7ad397 100644
--- a/build_server/__init__.py
+++ b/build_server/__init__.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 
+from os import environ
 from flask import Flask, request
 from functools import cache
 from subprocess import check_output
@@ -12,7 +13,7 @@ def build():
     strategy = request.args['strategy']
     hook_data = request.get_json()
     print(hook_data)
-    return check_output([f'/opt/build-server/strategies/{strategy}', json.dumps(hook_data)])
+    return check_output([f"/{environ['STRATEGIES_DIR']}/{strategy}", json.dumps(hook_data)])
     
 
 if __name__ =='__main__':