diff --git a/.github/workflows/github-actions.yml b/.github/workflows/github-actions.yml
index 6f18025..3203fac 100644
--- a/.github/workflows/github-actions.yml
+++ b/.github/workflows/github-actions.yml
@@ -1,6 +1,6 @@
 name: Python package
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   build:
diff --git a/README.md b/README.md
index 3e9523f..b48e10a 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,7 @@ pip install -r requirements_dev.txt
 pre-commit install
 ```
 
-6. Install pre-commit's dependencies and ensure it's working
+6. Install pre-commit's dependencies and ensure that it's working
 ```
 pre-commit run --all-files
 ```