diff --git a/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/SpringBootWebSecurityConfiguration.java b/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/SpringBootWebSecurityConfiguration.java
index 261b6dadd73..cd243eaf034 100644
--- a/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/SpringBootWebSecurityConfiguration.java
+++ b/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/SpringBootWebSecurityConfiguration.java
@@ -230,10 +230,6 @@ public class SpringBootWebSecurityConfiguration {
 
 		@Override
 		protected void configure(HttpSecurity http) throws Exception {
-			http.authorizeRequests()
-					.requestMatchers(
-							(request) -> request.getHeader("Host").equals("whatever"))
-					.permitAll();
 			http.requestMatcher(new RequestMatcher() {
 				@Override
 				public boolean matches(HttpServletRequest request) {