diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 40967c92e54..2d629111143 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -36,9 +36,10 @@ jobs:
     - name: cmake build
       run: |
         which ncdump
+        ls -l /usr/lib
         mkdir build
         cd build
-        cmake -Wno-dev -DCMAKE_PREFIX_PATH=/usr -DPIO_HDF5_LOGGING=On -DPIO_USE_MALLOC=On -DPIO_ENABLE_LOGGING=On -DPIO_ENABLE_TIMING=Off ..
+        cmake -Wno-dev -DNetCDF_C_LIBRARY=/usr/lib -DNetCDF_C_INCLUDE_DIR=/usr/include -DCMAKE_PREFIX_PATH=/usr -DPIO_HDF5_LOGGING=On -DPIO_USE_MALLOC=On -DPIO_ENABLE_LOGGING=On -DPIO_ENABLE_TIMING=Off ..
         make VERBOSE=1
         make tests VERBOSE=1
         ctest -VV