diff --git a/setup.cfg b/setup.cfg
index e5a3286..7e57524 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -81,7 +81,7 @@ testing =
     tomli
     pytest
     pytest-cov
-    validate_pyproject @ git+https://github.com/abravalheri/validate-pyproject@main#egg=validate-pyproject
+    validate_pyproject>=0.0.1,<2
 
 [options.entry_points]
 # Add here console scripts like: