diff --git a/.github/workflows/nvc-build.yml b/.github/workflows/nvc-build.yml
index d8871e9..2c55535 100644
--- a/.github/workflows/nvc-build.yml
+++ b/.github/workflows/nvc-build.yml
@@ -22,29 +22,23 @@ jobs:
         sudo apt-get update -y
         echo Install nvhpc-23-9 ====================
         sudo apt-get install -y nvhpc-23-9
-        echo Export hpc-sdk path ====================
-        PATH=$PATH:/opt/nvidia/hpc_sdk/Linux_x86_64/23.9/compilers/bin
-        export PATH
-        echo $PATH
     - name: get boost
       run: |
         echo Install boost-program-options ====================
         sudo apt install libboost-program-options-dev
     - name: make 2d with nvidia profiling tools
       run: |
-        echo $PATH
-        ls -l /opt/nvidia/hpc_sdk/Linux_x86_64/23.9/compilers/bin
         echo Export hpc-sdk path ====================
-        PATH=$PATH:/opt/nvidia/hpc_sdk/Linux_x86_64/23.9/compilers/bin
-        export PATH
+        NVHPC_PATH=/opt/nvidia/hpc_sdk/Linux_x86_64/23.9
+        export $PATH:$NVHPC_PATH/compilers/bin
         echo $PATH
-        make clean; make ndims=2 nprof=1
+        make clean; make ndims=2 nprof=1 CUDA_DIR=$NVHPC_PATH/cuda
     - name: make 3d with nvidia profiling tools
       run: |
         echo $PATH
         echo Export hpc-sdk path ====================
-        PATH=$PATH:/opt/nvidia/hpc_sdk/Linux_x86_64/23.9/compilers/bin
-        export PATH
+        NVHPC_PATH=/opt/nvidia/hpc_sdk/Linux_x86_64/23.9
+        export $PATH:$NVHPC_PATH/compilers/bin
         echo $PATH
-        make clean; make ndims=3 nprof=1
+        make clean; make ndims=3 nprof=1 CUDA_DIR=$NVHPC_PATH/cuda