diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b56bcf39..519be07e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,6 +6,9 @@ on:
   pull_request:
     branches: [ main ]
 
+permissions:
+  contents: read
+
 jobs:
 
   checks:
diff --git a/.github/workflows/codespell.yml b/.github/workflows/codespell.yml
index 60c6c95f..b80fef70 100644
--- a/.github/workflows/codespell.yml
+++ b/.github/workflows/codespell.yml
@@ -6,6 +6,9 @@ on:
   pull_request:
     branches: [main]
 
+permissions:
+  contents: read
+
 jobs:
   codespell:
     name: Check for spelling errors