diff --git a/hack/get-ldflags.sh b/hack/get-ldflags.sh
index 9f3fe07b..c634e864 100755
--- a/hack/get-ldflags.sh
+++ b/hack/get-ldflags.sh
@@ -1,10 +1,8 @@
 #!/usr/bin/env bash
+set -euo pipefail
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
-set -o errexit
-set -o nounset
-set -o pipefail
-
-KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
-source "${KUBE_ROOT}/hack/lib/version.sh"
+KUBE_ROOT="${ROOT}" # required by `hack/lib/version.sh`
+source "${ROOT}/hack/lib/version.sh"
 
 kube::version::ldflags
diff --git a/hack/module.sh b/hack/module.sh
index c870caec..b9c24821 100755
--- a/hack/module.sh
+++ b/hack/module.sh
@@ -1,7 +1,6 @@
 #!/usr/bin/env bash
 set -euo pipefail
-
-root_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
 function tidy_cmd() {
   echo 'go mod tidy -v'
@@ -48,7 +47,7 @@ function with_modules() {
   local cmd_function="${1}"
   cmd="$(${cmd_function})"
 
-  pushd "${root_dir}"
+  pushd "${ROOT}"
   for mod_file in $(find . -maxdepth 4 -name go.mod | sort); do
     mod_dir="$(dirname "${mod_file}")"
     (
diff --git a/hack/test-unit.sh b/hack/test-unit.sh
index 5d987d46..1100c91e 100755
--- a/hack/test-unit.sh
+++ b/hack/test-unit.sh
@@ -3,6 +3,6 @@
 # Copyright 2020 VMware, Inc.
 # SPDX-License-Identifier: Apache-2.0
 set -euo pipefail
-ROOT="$(realpath "$(dirname "${BASH_SOURCE[0]}")/..")"
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
 "$ROOT/hack/module.sh" unittest
\ No newline at end of file
diff --git a/hack/update-codegen.sh b/hack/update-codegen.sh
index 9e056a4e..c1b1b5eb 100755
--- a/hack/update-codegen.sh
+++ b/hack/update-codegen.sh
@@ -3,8 +3,8 @@
 # Copyright 2020 VMware, Inc.
 # SPDX-License-Identifier: Apache-2.0
 set -euo pipefail
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
-ROOT="$(realpath "$(dirname "${BASH_SOURCE[0]}")/..")"
 BASE_PKG="github.com/suzerain-io/placeholder-name"
 CODEGEN_IMAGE=${CODEGEN_IMAGE:-gcr.io/tanzu-user-authentication/k8s-code-generator-1.19:latest}
 
diff --git a/hack/update.sh b/hack/update.sh
index ab5a52d4..5d070127 100755
--- a/hack/update.sh
+++ b/hack/update.sh
@@ -3,7 +3,7 @@
 # Copyright 2020 VMware, Inc.
 # SPDX-License-Identifier: Apache-2.0
 set -euo pipefail
-ROOT="$(realpath "$(dirname "${BASH_SOURCE[0]}")/..")"
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
 "$ROOT/hack/module.sh" tidy
 "$ROOT/hack/update-codegen.sh"
\ No newline at end of file
diff --git a/hack/verify-codegen.sh b/hack/verify-codegen.sh
index dc3bfae1..f8cdb3a1 100755
--- a/hack/verify-codegen.sh
+++ b/hack/verify-codegen.sh
@@ -15,8 +15,7 @@
 # limitations under the License.
 
 set -euo pipefail
-
-ROOT=$(dirname "${BASH_SOURCE[0]}")/..
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
 DIFFROOT="${ROOT}/kubernetes"
 TMP_DIFFROOT="${ROOT}/_tmp/kubernetes"
diff --git a/hack/verify.sh b/hack/verify.sh
index 375242d1..7a9ea7f4 100755
--- a/hack/verify.sh
+++ b/hack/verify.sh
@@ -3,7 +3,7 @@
 # Copyright 2020 VMware, Inc.
 # SPDX-License-Identifier: Apache-2.0
 set -euo pipefail
-ROOT="$(realpath "$(dirname "${BASH_SOURCE[0]}")/..")"
+ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
 
 "$ROOT/hack/module.sh" lint
 "$ROOT/hack/verify-codegen.sh"