diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index e4c5822..8fdd74e 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -19,7 +19,7 @@ jobs:
           - llvm: "19"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive
       - name: Install deps
diff --git a/README.md b/README.md
index 3f6fdfc..073ae7d 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # Cuckoo Hash Table in eBPF
-Simple implementation of a cuckoo hash table in eBPF
+[![Cuckoo Hash & Cuckoo Filter test](https://github.com/sebymiano/cuckoo_hash_bpf/actions/workflows/build-test.yml/badge.svg)](https://github.com/sebymiano/cuckoo_hash_bpf/actions/workflows/build-test.yml)
+
+Implementation of a cuckoo hash table & cuckoo filter table in eBPF.
 
 ## Requirements
 - Linux kernel 5.17 or newer (needed for the `bpf_loop` helper)