diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/AbstractFilterRegistrationBean.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/AbstractFilterRegistrationBean.java
index 7df7dd8aa886..6e82483b22a3 100644
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/AbstractFilterRegistrationBean.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/AbstractFilterRegistrationBean.java
@@ -154,8 +154,8 @@ public void setUrlPatterns(Collection<String> urlPatterns) {
 	}
 
 	/**
-	 * Return a mutable collection of URL patterns that the filter will be registered
-	 * against.
+	 * Return a mutable collection of URL patterns, as defined in the Servlet
+	 * specification, that the filter will be registered against.
 	 * @return the URL patterns
 	 */
 	public Collection<String> getUrlPatterns() {
@@ -163,7 +163,8 @@ public Collection<String> getUrlPatterns() {
 	}
 
 	/**
-	 * Add URL patterns that the filter will be registered against.
+	 * Add URL patterns, as defined in the Servlet specification, that the filter will be
+	 * registered against.
 	 * @param urlPatterns the URL patterns
 	 */
 	public void addUrlPatterns(String... urlPatterns) {
diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/ServletRegistrationBean.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/ServletRegistrationBean.java
index 6b17e066d052..703240691454 100644
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/ServletRegistrationBean.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/ServletRegistrationBean.java
@@ -129,7 +129,8 @@ public void setUrlMappings(Collection<String> urlMappings) {
 	}
 
 	/**
-	 * Return a mutable collection of the URL mappings for the servlet.
+	 * Return a mutable collection of the URL mappings, as defined in the Servlet
+	 * specification, for the servlet.
 	 * @return the urlMappings
 	 */
 	public Collection<String> getUrlMappings() {
@@ -137,7 +138,7 @@ public Collection<String> getUrlMappings() {
 	}
 
 	/**
-	 * Add URL mappings for the servlet.
+	 * Add URL mappings, as defined in the Servlet specification, for the servlet.
 	 * @param urlMappings the mappings to add
 	 * @see #setUrlMappings(Collection)
 	 */