diff --git a/perseus.py b/perseus.py
index 9023542..b675e24 100644
--- a/perseus.py
+++ b/perseus.py
@@ -79,7 +79,7 @@ def _perseus_lazy_urllib_request(name, _urllib=urllib):
 # ── Build provenance (injected by scripts/build.py at build time) ───────────
 # Short git SHA of the source revision the artifact was built from (#853).
 # Empty when unknown (unbuilt source tree without git metadata).
-_PERSEUS_BUILD_SHA = "d3adf99-dirty"  # replaced at build time by scripts/build.py — see #853
+_PERSEUS_BUILD_SHA = "ae62cae"  # replaced at build time by scripts/build.py — see #853
 
 
 def _perseus_build_sha() -> str: