diff --git a/.github/workflows/ml-pipeline.yml b/.github/workflows/ml-pipeline.yml
index 590bd60..416add8 100644
--- a/.github/workflows/ml-pipeline.yml
+++ b/.github/workflows/ml-pipeline.yml
@@ -3,6 +3,9 @@
 
 name: ML Training & Deployment Pipeline
 
+permissions:
+  contents: read
+
 on:
   push:
     branches: [main, release/*]