diff --git a/api/pyproject.toml b/api/pyproject.toml
index 84b95fb226..554d158521 100644
--- a/api/pyproject.toml
+++ b/api/pyproject.toml
@@ -172,7 +172,7 @@ dev = [
     "sseclient-py>=1.8.0",
     "pytest-timeout>=2.4.0",
     "pytest-xdist>=3.8.0",
-    "pyrefly>=0.54.0",
+    "pyrefly>=0.55.0",
 ]
 
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