diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 63c9844..23f259c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -52,7 +52,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [windows-latest, macos-latest, ubuntu-latest]
-        nim: [devel, version-1-6, version-1-4, version-1-2, version-1-0]
+        nim: [devel, version-1-6]
     name: '${{ matrix.os }} (${{ matrix.nim }})'
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/README.md b/README.md
index 80f62cc..b8e8055 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![Test Matrix](https://github.com/disruptek/bump/workflows/CI/badge.svg)](https://github.com/disruptek/bump/actions?query=workflow%3ACI)
 [![GitHub release (latest by date)](https://img.shields.io/github/v/release/disruptek/bump?style=flat)](https://github.com/disruptek/bump/releases/latest)
-![Minimum supported Nim version](https://img.shields.io/badge/nim-1.0.8%2B-informational?style=flat&logo=nim)
+![Minimum supported Nim version](https://img.shields.io/badge/nim-1.6.11%2B-informational?style=flat&logo=nim)
 [![License](https://img.shields.io/github/license/disruptek/bump?style=flat)](#license)
 
 It just **bumps** the value of the `version` in your `.nimble` file, commits it, tags it, and pushes it.