rsc is not working if `config` file exists in the directory

[making]

(/tmp) $ touch config
(/tmp) $ rsc -v
13:47:15.904 [main] ERROR org.springframework.boot.SpringApplication - Application run failed
java.lang.IllegalStateException: Unable to load config data resource from pattern 'file:./config/*/application.xml'
	at org.springframework.boot.context.config.LocationResourceLoader.getDirectory(LocationResourceLoader.java:141)
	at org.springframework.boot.context.config.LocationResourceLoader.getResources(LocationResourceLoader.java:102)
	at org.springframework.boot.context.config.StandardConfigDataLocationResolver.resolvePattern(StandardConfigDataLocationResolver.java:277)
	at org.springframework.boot.context.config.StandardConfigDataLocationResolver.resolve(StandardConfigDataLocationResolver.java:263)
	at org.springframework.boot.context.config.StandardConfigDataLocationResolver.resolve(StandardConfigDataLocationResolver.java:234)
	at org.springframework.boot.context.config.StandardConfigDataLocationResolver.resolve(StandardConfigDataLocationResolver.java:115)
	at org.springframework.boot.context.config.ConfigDataLocationResolvers.lambda$resolve$1(ConfigDataLocationResolvers.java:114)
	at org.springframework.boot.context.config.ConfigDataLocationResolvers.resolve(ConfigDataLocationResolvers.java:125)
	at org.springframework.boot.context.config.ConfigDataLocationResolvers.resolve(ConfigDataLocationResolvers.java:114)
	at org.springframework.boot.context.config.ConfigDataLocationResolvers.resolve(ConfigDataLocationResolvers.java:106)
	at org.springframework.boot.context.config.ConfigDataImporter.resolve(ConfigDataImporter.java:101)
	at org.springframework.boot.context.config.ConfigDataImporter.resolve(ConfigDataImporter.java:93)
	at org.springframework.boot.context.config.ConfigDataImporter.resolveAndLoad(ConfigDataImporter.java:81)
	at org.springframework.boot.context.config.ConfigDataEnvironmentContributors.withProcessedImports(ConfigDataEnvironmentContributors.java:119)
	at org.springframework.boot.context.config.ConfigDataEnvironment.processInitial(ConfigDataEnvironment.java:237)
	at org.springframework.boot.context.config.ConfigDataEnvironment.processAndApply(ConfigDataEnvironment.java:225)
	at org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessor.postProcessEnvironment(ConfigDataEnvironmentPostProcessor.java:97)
	at org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessor.postProcessEnvironment(ConfigDataEnvironmentPostProcessor.java:89)
	at org.springframework.boot.env.EnvironmentPostProcessorApplicationListener.onApplicationEnvironmentPreparedEvent(EnvironmentPostProcessorApplicationListener.java:100)
	at org.springframework.boot.env.EnvironmentPostProcessorApplicationListener.onApplicationEvent(EnvironmentPostProcessorApplicationListener.java:86)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:176)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:169)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:143)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:131)
	at org.springframework.boot.context.event.EventPublishingRunListener.environmentPrepared(EventPublishingRunListener.java:82)
	at org.springframework.boot.SpringApplicationRunListeners.lambda$environmentPrepared$2(SpringApplicationRunListeners.java:63)
	at java.util.ArrayList.forEach(ArrayList.java:1259)
	at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:117)
	at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:111)
	at org.springframework.boot.SpringApplicationRunListeners.environmentPrepared(SpringApplicationRunListeners.java:62)
	at org.springframework.boot.SpringApplication.prepareEnvironment(SpringApplication.java:362)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:320)
	at am.ik.rsocket.RscApplication.main(RscApplication.java:33)
Caused by: java.lang.IllegalStateException: 'config' is not a directory
	at org.springframework.util.Assert.state(Assert.java:97)
	at org.springframework.boot.context.config.LocationResourceLoader.getDirectory(LocationResourceLoader.java:137)
	... 32 common frames omitted