diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b8d8af5..676bebf 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,14 +4,14 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ankane/setup-postgres@v1
         with:
           database: pgvector_julia_test
           dev-files: true
       - run: |
           cd /tmp
-          git clone --branch v0.5.0 https://github.com/pgvector/pgvector.git
+          git clone --branch v0.5.1 https://github.com/pgvector/pgvector.git
           cd pgvector
           make
           sudo make install