diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c533375..3a7fb21 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -50,6 +50,8 @@ jobs:
       shell: cmd /C CALL {0}
       run: >-
         python src/build/build.py -v -x64 -force -cc gcc -cxx g++
+    - name: Show libdelaunator dependencies
+      run: ldd qc/thatsDEM/lib/libdelaunator.dll
     - name: Test with pytest
       shell: cmd /C CALL {0}
       run: >-