diff --git a/pixi.toml b/pixi.toml
index 2fa4b9c4..7b4805b7 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -117,7 +117,7 @@ pytest = ">=9.1.1"
 validate-pyproject = ">=0.25"
 pyrefly = ">=1.2.0"
 zizmor = ">=1.29.0"
-tombi = ">=1.4.1"
+tombi = ">=1.5.0"
 # NOTE: don't add cupy, jax, pytorch, or sparse here,
 # as they slow down mypy and are not portable across target OSs