diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index cb167f3..932f2e7 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,6 +7,9 @@ on:
   pull_request:
   merge_group:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
diff --git a/.github/workflows/test-e2e-bundle.yml b/.github/workflows/test-e2e-bundle.yml
index 603580b..f52489c 100644
--- a/.github/workflows/test-e2e-bundle.yml
+++ b/.github/workflows/test-e2e-bundle.yml
@@ -7,6 +7,9 @@ on:
   pull_request:
   merge_group:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
diff --git a/.github/workflows/test-e2e.yml b/.github/workflows/test-e2e.yml
index 497dd86..98a473a 100644
--- a/.github/workflows/test-e2e.yml
+++ b/.github/workflows/test-e2e.yml
@@ -7,6 +7,9 @@ on:
   pull_request:
   merge_group:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a825721..b11073d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,6 +7,9 @@ on:
   pull_request:
   merge_group:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
diff --git a/.github/workflows/verify-codegen.yml b/.github/workflows/verify-codegen.yml
index 61d3ec0..5096df4 100644
--- a/.github/workflows/verify-codegen.yml
+++ b/.github/workflows/verify-codegen.yml
@@ -5,6 +5,9 @@ on:
   workflow_dispatch:
   merge_group:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true