diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
index bb9d599e4d..823a8ac38d 100644
--- a/tests/qtest/meson.build
+++ b/tests/qtest/meson.build
@@ -1,7 +1,7 @@
 slow_qtests = {
   'bios-tables-test' : 120,
   'migration-test' : 480,
-  'npcm7xx_pwm-test': 150,
+  'npcm7xx_pwm-test': 300,
   'qom-test' : 900,
   'test-hmp' : 120,
 }