diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index eea3709..bc83ee8 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -69,5 +69,6 @@ jobs:
         run: |
           source ~/shimming-toolbox/python/bin/activate  # to be able to call conda
           export GDK_SYNCHRONIZE=1
+          sudo apt -y install at-spi2-core
           xvfb-run -a -s "-screen 0 1920x1200x24" py.test . -v --capture=tee-sys
 #          xvfb-run -a -s "-screen 0 1920x1200x24" py.test . -v