diff --git a/.github/workflows/md-validation.yml b/.github/workflows/md-validation.yml
index f6d5e8f05..946654990 100644
--- a/.github/workflows/md-validation.yml
+++ b/.github/workflows/md-validation.yml
@@ -3,6 +3,9 @@ name: Markdown Validation
 on:
   pull_request:
 
+permissions:
+  contents: read
+
 jobs:
   check-md-files:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/openmetrics.yml b/.github/workflows/openmetrics.yml
index 18584638b..539f05eec 100644
--- a/.github/workflows/openmetrics.yml
+++ b/.github/workflows/openmetrics.yml
@@ -5,6 +5,9 @@ on:
     paths:
       - 'docs/specs/om/open_metrics_spec_2_0.md'
 
+permissions:
+  contents: read
+
 jobs:
   check-abnf:
     runs-on: ubuntu-latest