diff --git a/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/InputTag.java b/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/InputTag.java
index 2719a61429..e3387e0308 100644
--- a/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/InputTag.java
+++ b/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/InputTag.java
@@ -246,6 +246,9 @@ public class InputTag extends AbstractHtmlInputElementTag {
 
 	public static final String AUTOCOMPLETE_ATTRIBUTE = "autocomplete";
 
+	@Deprecated
+	public static final String READONLY_ATTRIBUTE = "readonly";
+
 
 	@Nullable
 	private String size;
@@ -381,7 +384,7 @@ public class InputTag extends AbstractHtmlInputElementTag {
 		String type = null;
 		Map<String, Object> attributes = getDynamicAttributes();
 		if (attributes != null) {
-			type = (String) getDynamicAttributes().get("type");
+			type = (String) attributes.get("type");
 		}
 		if (type == null) {
 			type = getType();
diff --git a/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/TextareaTag.java b/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/TextareaTag.java
index 189b6bf853..f112838c28 100644
--- a/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/TextareaTag.java
+++ b/spring-webmvc/src/main/java/org/springframework/web/servlet/tags/form/TextareaTag.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -227,6 +227,9 @@ public class TextareaTag extends AbstractHtmlInputElementTag {
 
 	public static final String ONSELECT_ATTRIBUTE = "onselect";
 
+	@Deprecated
+	public static final String READONLY_ATTRIBUTE = "readonly";
+
 
 	@Nullable
 	private String rows;