diff --git a/pyproject.toml b/pyproject.toml
index 83af75c..05003ed 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -137,7 +137,7 @@ benchmark = [
 ]
 ci = [
     "ruff==0.15.14",
-    "ty==0.0.39",
+    "ty==0.0.43",
 ]
 docs = [
     "sphinx>=7.0.0",