diff --git a/pyproject.toml b/pyproject.toml
index 2ff2e5b..fd32ec4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ python =
     3.8: py38
     3.9: py39
     3.10: py310
-    pypy3: pypy3
+    pypy-3: pypy3
 
 [gh-actions:env]
 DJANGO =