diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 7749454..f8459fd 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -39,7 +39,7 @@ jobs:
 
       - name: Setup ImageMagick (Ubuntu)
         run: |
-          apt-get install --no-install-recommends imagemagick
+          sudo apt-get install --no-install-recommends imagemagick
         if: matrix.os == 'ubuntu-latest'
 
       - name: Prepare