diff --git a/build.sh b/build.sh
index c1cfe43d8d..3f82a882da 100755
--- a/build.sh
+++ b/build.sh
@@ -1,17 +1,10 @@
 #!/bin/bash
 set -eu
-uname_s=$(uname -s)
-if [[ ${uname_s} == Darwin ]]; then
-  UFS_MODEL_DIR=$(greadlink -f -n "${BASH_SOURCE[0]}")
-  UFS_MODEL_DIR=$(dirname "${UFS_MODEL_DIR}")
-  UFS_MODEL_DIR=$(cd "${UFS_MODEL_DIR}" && pwd -P)
-else
-  UFS_MODEL_DIR=$(readlink -f -n "${BASH_SOURCE[0]}")
-  UFS_MODEL_DIR=$(dirname "${UFS_MODEL_DIR}")
-  UFS_MODEL_DIR=$(cd "${UFS_MODEL_DIR}" && pwd -P)
-fi
-echo "UFS MODEL DIR: ${UFS_MODEL_DIR}"
+
+SCRIPT_REALPATH=$(realpath "${BASH_SOURCE[0]}")
+UFS_MODEL_DIR=$(dirname "${SCRIPT_REALPATH}")
 readonly UFS_MODEL_DIR
+echo "UFS MODEL DIR: ${UFS_MODEL_DIR}"
 
 export CC=${CC:-mpicc}
 export CXX=${CXX:-mpicxx}
@@ -26,4 +19,4 @@ for i in ${CMAKE_FLAGS}; do ARR_CMAKE_FLAGS+=("${i}") ; done
 cmake "${UFS_MODEL_DIR}" "${ARR_CMAKE_FLAGS[@]}"
 # Turn off OpenMP threading for parallel builds
 # to avoid exhausting the number of user processes
-OMP_NUM_THREADS=1 make -j "${BUILD_JOBS:-4}" "VERBOSE=${BUILD_VERBOSE:-}"
\ No newline at end of file
+OMP_NUM_THREADS=1 make -j "${BUILD_JOBS:-4}" "VERBOSE=${BUILD_VERBOSE:-}"
diff --git a/tests/compile.sh b/tests/compile.sh
index 458d985a88..8ab0f60b82 100755
--- a/tests/compile.sh
+++ b/tests/compile.sh
@@ -12,14 +12,8 @@ function trim {
 
 SECONDS=0
 
-uname_s=$(uname -s)
-if [[ ${uname_s} == Darwin ]]; then
-  greadlnk=$(greadlink -f -n "${BASH_SOURCE[0]}" )
-  MYDIR=$(cd "$(dirname "${greadlnk}" )" && pwd -P)
-else
-  readlnk=$(readlink -f -n "${BASH_SOURCE[0]}" )
-  MYDIR=$(cd "$(dirname "${readlnk}" )" && pwd -P)
-fi
+SCRIPT_REALPATH=$(realpath "${BASH_SOURCE[0]}")
+MYDIR=$(dirname "${SCRIPT_REALPATH}")
 readonly MYDIR
 
 # ----------------------------------------------------------------------