diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 334898c..5a988a8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Init Hermit
         run: ./bin/hermit env -r >> $GITHUB_ENV
       - name: Test
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Init Hermit
         run: ./bin/hermit env -r >> $GITHUB_ENV
       - name: golangci-lint
diff --git a/README.md b/README.md
index ed82971..9ffe5ee 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ func False(t testing.TB, ok bool, msgAndArgs ...interface{})
 
 ## Evaluation process
 
-Our empircal data of testify usage comes from a monorepo with around 50K lines
+Our empirical data of testify usage comes from a monorepo with around 50K lines
 of tests.
 
 These are the usage counts for all testify functions, normalised to the base