diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 663556bae..0d2015b06 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -55,7 +55,7 @@ dev = [
     "mypy==1.19.0",
     "pluggy==1.6.0",
     "pylint==4.0.2",
-    "pyrefly==0.45.0",
+    "pyrefly==0.46.0",
     "pytest-asyncio==1.3.0",
     "pytest-cov==7.0.0",
     "pytest-xdist==3.8.0",