diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index 4a4b167..4dd124a 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -16,6 +16,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - elixir: '1.7'
+            otp: '22'
           - elixir: '1.8'
             otp: '22'
           - elixir: '1.9'
diff --git a/README.md b/README.md
index 8015312..c482a31 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ Poolex is a library for managing pools of workers. Inspired by [poolboy](https:/
 - [Poolex](#poolex)
   - [Table of Contents](#table-of-contents)
   - [Features](#features)
-  - [Compatibility table](#compatibility-table)
+  - [Requirements](#requirements)
   - [Installation](#installation)
   - [Usage](#usage)
   - [Guides](#guides)
@@ -38,12 +38,12 @@ With `poolex` you can:
 - `poolex` is written in Elixir. This library is much more convenient to use in Elixir projects.
 - `poolboy` is a great library, but not actively maintained :crying_cat_face:![Last poolboy commit](https://img.shields.io/github/last-commit/devinus/poolboy?style=flat)
 
-## Compatibility table
+## Requirements
 
-| Poolex   | Erlang/OTP | Elixir |
-|----------|------------|--------|
-| <= 1.1.0 | >= 22.0    | >= 1.7 |
-| >= 1.2.0 | >= 22.0    | >= 1.8 |
+| Requirement | Version |
+|-------------|---------|
+| Erlang/OTP  | >= 22   |
+| Elixir      | >= 1.7  |
 
 ## Installation
 
diff --git a/examples/poolex_example/mix.exs b/examples/poolex_example/mix.exs
index af1b833..de68ae8 100644
--- a/examples/poolex_example/mix.exs
+++ b/examples/poolex_example/mix.exs
@@ -5,7 +5,7 @@ defmodule PoolexExample.MixProject do
     [
       app: :poolex_example,
       version: "0.1.0",
-      elixir: "~> 1.8",
+      elixir: "~> 1.7",
       start_permanent: Mix.env() == :prod,
       deps: deps()
     ]
diff --git a/mix.exs b/mix.exs
index 93d5046..fa2705b 100644
--- a/mix.exs
+++ b/mix.exs
@@ -7,7 +7,7 @@ defmodule Poolex.MixProject do
       deps: deps(),
       description: "The library for managing pools of workers.",
       docs: docs(),
-      elixir: "~> 1.8",
+      elixir: "~> 1.7",
       elixirc_options: [
         warnings_as_errors: true
       ],