diff --git a/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/ribbon/DefaultServerIntrospector.java b/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/ribbon/DefaultServerIntrospector.java
index 39ef4724..7f37a3b3 100644
--- a/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/ribbon/DefaultServerIntrospector.java
+++ b/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/ribbon/DefaultServerIntrospector.java
@@ -31,7 +31,7 @@ import java.util.Map;
 public class DefaultServerIntrospector implements ServerIntrospector {
 
 	@Autowired
-	ServerIntrospectorProperties serverIntrospectorProperties;
+	private ServerIntrospectorProperties serverIntrospectorProperties;
 
 	@Override
 	public boolean isSecure(Server server) {