{"version":"2.1.301","anchor":"more-file-extensions-treated-as-binaryzst-lz4-and-whl","canonical_anchor":"more-file-extensions-treated-as-binaryzst-lz4-and-whl","heading":".zst , .lz4 and .whl files are now treated as binary","tier":"notice","area":"File Reading","scope":"individual","heads_up":false,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.301\/e\/more-file-extensions-treated-as-binaryzst-lz4-and-whl","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.301","markdown":"### `.zst`, `.lz4` and `.whl` files are now treated as binary\n\nClaude Code now treats `.zst`, `.lz4` and `.whl` files as binary files rather than text\n\n**What**\n\nClaude Code keeps a list of file extensions it treats as binary, meaning not readable as plain text. Three have been added, alongside existing entries like `.tgz` and `.iso`:\n\n- `.zst`\n\n- `.lz4`\n\n- `.whl`\n\n**Why**\n\nThese compressed archives and Python package files are less likely to be read as if they were text.\n\n- Area: File Reading\n- Tier: You'll notice\n- Useful: 2\/5\n- Signal: 1\/5\n- Scope: individual\n- Heads-up: no"}