diff --git a/tests/qemuxml2argvdata/qemu-supported-cpus.sh b/tests/qemuxml2argvdata/qemu-supported-cpus.sh
index ed3ae94423657cc54f7af53ee4a0ed4c04138d21..0204f51988ef783fba67579fdbc6254bc63d6671 100755
--- a/tests/qemuxml2argvdata/qemu-supported-cpus.sh
+++ b/tests/qemuxml2argvdata/qemu-supported-cpus.sh
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-. $(dirname $0)/qemu-lib.sh
+. ${0%/*}/qemu-lib.sh
 
 case $* in
 "-M ?")
diff --git a/tests/qemuxml2argvdata/qemu.sh b/tests/qemuxml2argvdata/qemu.sh
index 38da0b3521c1b59ca07733a0cf9528f2bfc91869..5928c1b1454f0a6671de3b35602727feb4c3ad20 100755
--- a/tests/qemuxml2argvdata/qemu.sh
+++ b/tests/qemuxml2argvdata/qemu.sh
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-. $(dirname $0)/qemu-lib.sh
+. ${0%/*}/qemu-lib.sh
 
 case $* in
 "-M ?")