diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d7f975a..1a383b5 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,6 +11,7 @@ jobs:
     - uses: actions/checkout@v1
     - name: Build binaries
       run: |
+        sudo apt-get update
         sudo apt-get install -y libgtk-3-dev libqrencode-dev libpng-dev build-essential gcc g++ pkg-config make
         make
         sudo make install