diff --git a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/GatewayRequestPredicates.java b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/GatewayRequestPredicates.java
index f1a12538..1e2e58c1 100644
--- a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/GatewayRequestPredicates.java
+++ b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/GatewayRequestPredicates.java
@@ -19,7 +19,7 @@ package org.springframework.cloud.gateway.handler.predicate;
 
 import org.springframework.web.reactive.function.server.RequestPredicate;
 
-import static org.springframework.cloud.gateway.handler.predicate.PathRequestPredicateFactory.PATTERN_KEY;
+import static org.springframework.cloud.gateway.handler.predicate.RequestPredicateFactory.PATTERN_KEY;
 import static org.springframework.tuple.TupleBuilder.tuple;
 
 /**
@@ -39,7 +39,9 @@ public class GatewayRequestPredicates {
 
 	//TODO: add support for HeaderRequestPredicateFactory
 
-	//TODO: add support for HostRequestPredicateFactory
+	public static RequestPredicate host(String pattern) {
+		return new HostRequestPredicateFactory().apply(tuple().of(PATTERN_KEY, pattern));
+	}
 
 	//TODO: add support for MethodRequestPredicateFactory
 
diff --git a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/HostRequestPredicateFactory.java b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/HostRequestPredicateFactory.java
index 49a3e16e..5c4ecf67 100644
--- a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/HostRequestPredicateFactory.java
+++ b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/HostRequestPredicateFactory.java
@@ -31,7 +31,6 @@ import org.springframework.web.reactive.function.server.RequestPredicates;
  */
 public class HostRequestPredicateFactory implements RequestPredicateFactory {
 
-	public static final String PATTERN_KEY = "pattern";
 	private PathMatcher pathMatcher = new AntPathMatcher(".");
 
 	public void setPathMatcher(PathMatcher pathMatcher) {
diff --git a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/PathRequestPredicateFactory.java b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/PathRequestPredicateFactory.java
index e0226b48..eb181722 100644
--- a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/PathRequestPredicateFactory.java
+++ b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/PathRequestPredicateFactory.java
@@ -30,8 +30,6 @@ import java.util.List;
  */
 public class PathRequestPredicateFactory implements RequestPredicateFactory {
 
-	public static final String PATTERN_KEY = "pattern";
-
 	private PathPatternParser pathPatternParser;
 
 	public void setPathPatternParser(PathPatternParser pathPatternParser) {
diff --git a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/RequestPredicateFactory.java b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/RequestPredicateFactory.java
index bb360f7c..6eee918e 100644
--- a/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/RequestPredicateFactory.java
+++ b/spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/handler/predicate/RequestPredicateFactory.java
@@ -27,6 +27,7 @@ import org.springframework.web.reactive.function.server.RequestPredicate;
  */
 @FunctionalInterface
 public interface RequestPredicateFactory extends ArgumentHints {
+	String PATTERN_KEY = "pattern";
 
 	RequestPredicate apply(Tuple args);