diff --git a/ci-prepare-bionic.sh b/ci-prepare-bionic.sh
index 6aee569..7294905 100755
--- a/ci-prepare-bionic.sh
+++ b/ci-prepare-bionic.sh
@@ -256,6 +256,7 @@ setup_rocm() {
   sudo apt-get update -qq
   sudo apt-get install -y -qq rocm-dev rocthrust-dev
   export_var ROCM_PATH "/opt/rocm"
+  export_var PATH "$ROCM_PATH/bin:$PATH" # ROCm needs this for many of their libraries' CMake build to work
   export_var HIP_CXX "$ROCM_PATH/bin/hipcc"
   verify_bin_exists "$HIP_CXX"
   "$HIP_CXX" --version
diff --git a/ci-test-compile.sh b/ci-test-compile.sh
index f72a76b..e0bec2f 100755
--- a/ci-test-compile.sh
+++ b/ci-test-compile.sh
@@ -171,10 +171,10 @@ build_gcc() {
 #  -DCUDA_TOOLKIT_ROOT_DIR=${NVHPC_CUDA_DIR:?} \
 #  -DCUDA_ARCH=$NV_ARCH"
 
-  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_SDK_DIR/cuda/include -DTHRUST_IMPL=CUDA -DBACKEND=CUDA"
-  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_SDK_DIR/cuda/include -DTHRUST_IMPL=CUDA -DBACKEND=OMP"
-  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_SDK_DIR/cuda/include -DTHRUST_IMPL=CUDA -DBACKEND=TBB"
-  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_SDK_DIR/cuda/include -DTHRUST_IMPL=CUDA -DBACKEND=CPP"
+  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_CUDA_DIR/include -DTHRUST_IMPL=CUDA -DBACKEND=CUDA"
+  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_CUDA_DIR/include -DTHRUST_IMPL=CUDA -DBACKEND=OMP"
+  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_CUDA_DIR/include -DTHRUST_IMPL=CUDA -DBACKEND=TBB"
+  run_build $name "${GCC_CXX:?}" THRUST "$cxx -DCMAKE_CUDA_COMPILER=${NVHPC_NVCC:?} -DCUDA_ARCH=$NV_ARCH -DSDK_DIR=$NVHPC_CUDA_DIR/include -DTHRUST_IMPL=CUDA -DBACKEND=CPP"
 
 }