diff --git a/tests/pkg_umorse/app.config.test b/tests/pkg_umorse/app.config.test
new file mode 100644
index 0000000000..6d4301c763
--- /dev/null
+++ b/tests/pkg_umorse/app.config.test
@@ -0,0 +1,6 @@
+CONFIG_MODULE_POSIX_SLEEP=y
+CONFIG_MODULE_ZTIMER=y
+CONFIG_MODULE_ZTIMER_PERIPH_TIMER=y
+CONFIG_MODULE_ZTIMER_USEC=y
+CONFIG_MODULE_ZTIMER_MSEC=y
+CONFIG_PACKAGE_UMORSE=y