diff --git a/.github/workflows/regenerate.yml b/.github/workflows/regenerate.yml
index a79eb09..9a3a8a5 100644
--- a/.github/workflows/regenerate.yml
+++ b/.github/workflows/regenerate.yml
@@ -24,6 +24,7 @@ jobs:
 
     - name: Install dependencies
       run: |
+        sudo apt-get update -y
         sudo apt-get install libhdf5-serial-dev liblzo2-dev libgraphviz-dev -y
         python -m pip install --upgrade pip
         pip install .[dev]