diff --git a/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/application.properties b/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/application.properties
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/favicon.ico b/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/favicon.ico
deleted file mode 100644
index fd306001dc2..00000000000
Binary files a/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/favicon.ico and /dev/null differ
diff --git a/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/logback.xml b/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/logback.xml
deleted file mode 100644
index 1cf565409b8..00000000000
--- a/spring-boot-samples/spring-boot-sample-web-static/src/main/resources/logback.xml
+++ /dev/null
@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<configuration>
-
-	<include resource="org/springframework/boot/logging/logback/base.xml"/>	
-	<logger name="org.springframework" level="DEBUG"/>
-	
-</configuration>
diff --git a/spring-boot/src/main/resources/org/springframework/boot/logging/logback/base.xml b/spring-boot/src/main/resources/org/springframework/boot/logging/logback/base.xml
index abebff3b623..d57bb9763f0 100644
--- a/spring-boot/src/main/resources/org/springframework/boot/logging/logback/base.xml
+++ b/spring-boot/src/main/resources/org/springframework/boot/logging/logback/base.xml
@@ -36,5 +36,6 @@
 	<logger name="org.hibernate.validator.internal.util.Version" level="WARN"/>
 	<logger name="org.apache.coyote.http11.Http11NioProtocol" level="WARN"/>
 	<logger name="org.apache.tomcat.util.net.NioSelectorPool" level="WARN"/>
+	<logger name="org.apache.catalina.startup.DigesterFactory" level="ERROR"/>
 
 </included>