diff --git a/repos/os/run/report_rom.run b/repos/os/run/report_rom.run
index cc499a4048..61fff6a14c 100644
--- a/repos/os/run/report_rom.run
+++ b/repos/os/run/report_rom.run
@@ -33,8 +33,7 @@ install_config {
 		<start name="test-report_rom">
 			<resource name="RAM" quantum="2M"/>
 			<route>
-				<service name="ROM">
-					<if-arg key="label" value="brightness"/>
+				<service name="ROM" label="brightness">
 					<child name="report_rom"/>
 				</service>
 				<any-service> <parent/> <any-child/> </any-service>
diff --git a/repos/os/src/server/report_rom/rom_registry.h b/repos/os/src/server/report_rom/rom_registry.h
index 7f303f8930..0dcc2fe0dd 100644
--- a/repos/os/src/server/report_rom/rom_registry.h
+++ b/repos/os/src/server/report_rom/rom_registry.h
@@ -137,7 +137,7 @@ struct Rom::Registry : Registry_for_reader, Registry_for_writer, Genode::Noncopy
 				  catch (Session_policy::No_policy_defined) { }
 			}
 
-			warning("no valid policy for ROM request \", rom_label.string(), \"");
+			warning("no valid policy for ROM request '", rom_label.string(), "'");
 			throw Root::Invalid_args();
 		}