# Helm v2.5.1 — Release & Upgrade Intelligence
- **Product:** Helm (https://helm.sh)
- **Version:** v2.5.1
- **Released:** Jul 25, 2017
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/helm/updates/v2.5.1/

## Executive Summary (TL;DR)
Helm v2.5.1. Source highlight: This mid-summer Helm release includes several fixes to the Helm 2.5 release. Most notably:

## Breaking Changes & Deprecations
- Breaking Changes In this release, we fixed a bug that caused extra empty fields to be added to a `requirements.yaml` file. As a result, in some cases this fix will result in a regeneration of the requirements lock file. This is not technically a breaking change, but may result in surprising behavior.
- In this release, we fixed a bug that caused extra empty fields to be added to a `requirements.yaml` file. As a result, in some cases this fix will result in a regeneration of the requirements lock file. This is not technically a breaking change, but may result in surprising behavior.

## New Features
- 2.6.0 is the next feature release. It is nearing completion.
- Added tests for different combinations of subcharts & requirements.yaml ebbf1b002235e588ed0a9f68841476f79d3753b3 (Sushil Kumar)
- Adds charts in "charts\" directory to dependencies 39525ce7cc467423a97f2f1f4590888d081d13e4 (Sushil Kumar)
- Added omitempty to Requirements struct f4a101851278ecf2198ced2f99d9321a889e0cc0 (Sushil Kumar)

## Bug Fixes
- The deadlock problem with Tiller has been found and fixed. A huge thanks to the dozen community members who submitted use cases and data to help us find the problem.
- `#helm-devs` for discussing PRs, code, and bugs
- Test, debug, and contribute charts: GitHub/kubernetes/charts
- fix(tiller): remove locking system from storage and rely on backend controls b6624b78ea7da2aa1ef171963d08e67664f99cd5 (Justin Scott)
- fix(helm): fix flag parsing once and for all 97857297a6da1d1d4a4df3d2e0ce3a0fa3583484 (Adam Reese)
- fix(helm): fix `helm get` subcommands e960523b3e870a85804acb77750406fe77cb04b7 (Matt Butcher)