diff --git a/pyproject.toml b/pyproject.toml
index b0f49b8..5253265 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "megasniff"
-version = "0.2.5"
+version = "0.2.5.post1"
 description = "Library for in-time codegened type validation"
 authors = [
     { name = "nikto_b", email = "niktob560@yandex.ru" }
diff --git a/src/megasniff/utils.py b/src/megasniff/utils.py
index 85e64a4..011d211 100644
--- a/src/megasniff/utils.py
+++ b/src/megasniff/utils.py
@@ -71,7 +71,8 @@ def typename(tp: type) -> str:
     ret = ''
     if get_origin(tp) is None and hasattr(tp, '__name__'):
         ret = tp.__name__
-    ret = str(tp)
+    else:
+        ret = str(tp)
     ret = (ret
            .replace('.', '_')
            .replace('[', '_of_')