diff --git a/build/docker/build.sh b/build/docker/build.sh
index 5972038..6ba9467 100755
--- a/build/docker/build.sh
+++ b/build/docker/build.sh
@@ -14,7 +14,7 @@
 # limitations under the License.
 set -euo pipefail
 
-SCRIPT_DIR="$(realpath "$(dirname "${BASH_SOURCE[0]}")")"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 source "${SCRIPT_DIR}/common.inc"
 
 ${DOCKER} build \
diff --git a/build/docker/publish.sh b/build/docker/publish.sh
index 96ec2f1..57ad16a 100755
--- a/build/docker/publish.sh
+++ b/build/docker/publish.sh
@@ -14,7 +14,7 @@
 # limitations under the License.
 set -euo pipefail
 
-SCRIPT_DIR="$(realpath "$(dirname "${BASH_SOURCE[0]}")")"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 source "${SCRIPT_DIR}/common.inc"
 
 # Requires for the user to be an owner of the GCP 'hafnium-build' project and
diff --git a/build/run_in_container.sh b/build/run_in_container.sh
index cfb8629..4090c38 100755
--- a/build/run_in_container.sh
+++ b/build/run_in_container.sh
@@ -14,8 +14,8 @@
 # limitations under the License.
 set -euo pipefail
 
-SCRIPT_DIR="$(realpath "$(dirname "${BASH_SOURCE[0]}")")"
-ROOT_DIR="$(realpath ${SCRIPT_DIR}/..)"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ROOT_DIR="$(dirname ${SCRIPT_DIR})"
 
 source "${SCRIPT_DIR}/docker/common.inc"
 
@@ -114,4 +114,4 @@
 ${DOCKER} run \
 	${ARGS[@]} \
 	"${IMAGE_ID}" \
-	/bin/bash -c "$*"
\ No newline at end of file
+	/bin/bash -c "$*"
diff --git a/build/strace_open.sh b/build/strace_open.sh
index e960daf..9a9f431 100755
--- a/build/strace_open.sh
+++ b/build/strace_open.sh
@@ -16,13 +16,13 @@
 
 set -euxo pipefail
 
-SCRIPT_NAME="$(realpath "${BASH_SOURCE[0]}")"
-SCRIPT_DIR="$(realpath "$(dirname "${BASH_SOURCE[0]}")")"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+SCRIPT_PATH="${SCRIPT_DIR}/$(basename "${BASH_SOURCE[0]}")"
 ROOT_DIR="$(realpath ${SCRIPT_DIR}/..)"
 
 if [ "${HAFNIUM_HERMETIC_BUILD:-}" == "true" ]
 then
-	exec "${ROOT_DIR}/build/run_in_container.sh" -p ${SCRIPT_NAME} $@
+	exec "${ROOT_DIR}/build/run_in_container.sh" -p ${SCRIPT_PATH} $@
 fi
 
 if [ $# != 1 ]
diff --git a/kokoro/ubuntu/build.sh b/kokoro/ubuntu/build.sh
index bbe1e5a..ecedad6 100755
--- a/kokoro/ubuntu/build.sh
+++ b/kokoro/ubuntu/build.sh
@@ -14,8 +14,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-SCRIPT_NAME="$(realpath "${BASH_SOURCE[0]}")"
-ROOT_DIR="$(realpath $(dirname "${SCRIPT_NAME}")/../..)"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+SCRIPT_PATH="${SCRIPT_DIR}/$(basename "${BASH_SOURCE[0]}")"
+ROOT_DIR="$(dirname $(dirname "${SCRIPT_DIR}"))"
 
 REPO="${ROOT_DIR}/prebuilts/generic/repo/repo"
 
@@ -67,7 +68,7 @@
 # avoid recursion.
 if [ "${HAFNIUM_HERMETIC_BUILD}" == "true" ]
 then
-	exec "${ROOT_DIR}/build/run_in_container.sh" ${SCRIPT_NAME} $@
+	exec "${ROOT_DIR}/build/run_in_container.sh" ${SCRIPT_PATH} $@
 fi
 
 USE_FVP=false