--- a/python/mozbuild/mozbuild/vendor_rust.py
+++ b/python/mozbuild/mozbuild/vendor_rust.py
@@ -159,18 +159,16 @@ Please commit or stash these changes bef
         # license-file and for which the license-file entry has been
         # reviewed.  The table is keyed by package names and maps to the
         # sha256 hash of the license file that we reviewed.
         #
         # As above, it is insufficient to have additions to this whitelist
         # reviewed solely by a build peer; any additions must be checked by
         # somebody competent to review licensing minutiae.
         LICENSE_FILE_PACKAGE_WHITELIST = {
-            # Google BSD-like license; some directories have separate licenses
-            'gamma-lut': '1f04103e3a61b91343b3f9d2ed2cc8543062917e2cc7d52a739ffe6429ccaf61',
             # MIT
             'deque': '6485b8ed310d3f0340bf1ad1f47645069ce4069dcc6bb46c7d5c6faf41de1fdb',
         }
 
         LICENSE_LINE_RE = re.compile(r'\s*license\s*=\s*"([^"]+)"')
         LICENSE_FILE_LINE_RE = re.compile(r'\s*license[-_]file\s*=\s*"([^"]+)"')
 
         def check_package(package):