diff --git a/meta/recipes-graphics/wayland/libinput/run-ptest b/meta/recipes-graphics/wayland/libinput/run-ptest
index 5a84c568b9..d11e6eb25b 100644
--- a/meta/recipes-graphics/wayland/libinput/run-ptest
+++ b/meta/recipes-graphics/wayland/libinput/run-ptest
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-/usr/libexec/libinput/libinput-test-suite
+/usr/libexec/libinput/libinput-test-suite -j1
 if [ $? -eq 0 ]; then
   echo 'PASS: libinput-test-suite'
 else