diff --git a/ksystemstats6.changes b/ksystemstats6.changes
index c283831..37ef22a 100644
--- a/ksystemstats6.changes
+++ b/ksystemstats6.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Sep 11 13:57:02 UTC 2025 - Max Lin <mlin@suse.com>
+
+- Disable test on power and s390x
+
 -------------------------------------------------------------------
 Tue Jul  1 13:11:05 UTC 2025 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/ksystemstats6.spec b/ksystemstats6.spec
index a7de4be..4465c6e 100644
--- a/ksystemstats6.spec
+++ b/ksystemstats6.spec
@@ -80,8 +80,11 @@ KSystemStats is a daemon that collects statistics about the running system.
 %find_lang ksystemstats_plugins %{name}.lang
 
 %check
+%ifnarch ppc64 ppc64le s390x
+# tests would not work on power and zsystem
 export QT_QPA_PLATFORM=offscreen
 dbus-run-session /usr/bin/ctest --output-on-failure --test-dir build
+%endif
 
 %preun
 %{systemd_user_preun plasma-ksystemstats.service}