diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 29629aece4596053d0b1f763b9cb4e398f4ca890..867d72f101b99e7c3697cf2d8423f5f73e1f05ba 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -20,6 +20,8 @@ jobs:
       - run: |
           sudo apt-get update
           sudo apt-get install cmake libboost-all-dev libeigen3-dev python*-numpy python*-dev
+          echo $(sudo apt list --installed)
+          echo $(g++ --version)
       - run: cmake -DPYTHON_EXECUTABLE=$(which python${{ matrix.python }}) .
       - run: make -j2
       - run: make test