# Ollama v0.5.1 — Release & Upgrade Intelligence
- **Product:** Ollama (https://ollama.com)
- **Version:** v0.5.1
- **Released:** Dec 06, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/ollama/updates/v0.5.1/

## Executive Summary (TL;DR)
Ollama v0.5.1. Source highlight: Fixed issue where Ollama's API would generate JSON output when specifying `"format": null`

## Bug Fixes
- Fixed issue where Ollama's API would generate JSON output when specifying `"format": null`
- Fixed issue where passing `--format json` to `ollama run` would cause an error