diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index a3ce183..d4e3796 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -28,12 +28,17 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
-    - name: Install Open MPI
+    - name: Install Open MPI for PGI
       run: |
-        sudo apt update
-        sudo apt install -y libopenmpi-dev openmpi-bin
-        echo "OPENMPI_DIR=/usr/lib/x86_64-linux-gnu" >> $GITHUB_ENV
-        echo "PATH=$PATH:/usr/lib/x86_64-linux-gnu/bin" >> $GITHUB_ENV
+        wget https://download.open-mpi.org/release/open-mpi/v4.0/openmpi-4.0.5.tar.gz
+        tar -xzf openmpi-4.0.5.tar.gz
+        cd openmpi-4.0.5
+        ./configure --prefix=/usr/local/openmpi-4.0.5 --with-pgi=/opt/nvidia/hpc_sdk/Linux_x86_64/20.7
+        make all
+        sudo make install
+        echo "OPENMPI_DIR=/usr/local/openmpi-4.0.5" >> $GITHUB_ENV
+        echo "PATH=/usr/local/openmpi-4.0.5/bin:$PATH" >> $GITHUB_ENV
+        echo "LD_LIBRARY_PATH=/usr/local/openmpi-4.0.5/lib:$LD_LIBRARY_PATH" >> $GITHUB_ENV
 
     - name: Install NVIDIA HPC SDK (PGI Compiler)
       run: |