diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b4b3f8e6c..85fb55f56 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -26,6 +26,7 @@ jobs:
     steps:
       - name: Install dependencies
         run: |
+          sudo apt-get update
           sudo apt install libboost-dev libboost-filesystem-dev libboost-program-options-dev libyaml-cpp-dev valgrind
 
       - uses: actions/checkout@v4