diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 11c2d657cc4..db7075ae5b8 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -459,7 +459,7 @@ jobs:
           path: aws-lc
           # versioning=semver-coerced
           repository: aws/aws-lc
-          ref: v1.64.0
+          ref: v1.66.2
       - uses: lukka/get-cmake@628dd514bed37cb0a609e84a6186cbbaa2fc0140 # v4.1.2
       - name: "AWS-LC: build"
         run: |