diff --git a/test-case/check-suspend-resume-with-audio.sh b/test-case/check-suspend-resume-with-audio.sh
index b328ff5e..3feba8bb 100755
--- a/test-case/check-suspend-resume-with-audio.sh
+++ b/test-case/check-suspend-resume-with-audio.sh
@@ -22,8 +22,9 @@ set -e
 ##    check kernel log and find no errors
 ##
 
+TESTDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")/" && pwd)
 # shellcheck source=case-lib/lib.sh
-source "$(dirname "${BASH_SOURCE[0]}")"/../case-lib/lib.sh
+source "${TESTDIR}"/../case-lib/lib.sh
 
 OPT_NAME['l']='loop'     OPT_DESC['l']='suspend/resume loop count'
 OPT_HAS_ARG['l']=1         OPT_VAL['l']=3
@@ -116,7 +117,7 @@ do
         ps --ppid $$ -f
         exit 1
     }
-    "$(dirname "${BASH_SOURCE[0]}")"/check-suspend-resume.sh "${opt_arr[@]}"  || die "suspend resume failed"
+    "${TESTDIR}"/check-suspend-resume.sh "${opt_arr[@]}"  || die "suspend resume failed"
 
     # check kernel log for each iteration to catch issues
     sof-kernel-log-check.sh "$LOCAL_CHECK_POINT" || die "Caught error in kernel log"