diff --git a/repos/os/run/utf8.run b/repos/os/run/utf8.run
index 9a4acb445..fc3ce029f 100644
--- a/repos/os/run/utf8.run
+++ b/repos/os/run/utf8.run
@@ -24,4 +24,4 @@ build_boot_image "core ld.lib.so init test-utf8"
 
 append qemu_args "-nographic "
 
-run_genode_until {.*child "test-utf8" exited with exit value 0.*\n} 10
+run_genode_until {.*child "test-utf8" exited with exit value 0.*\n} 30