diff --git a/jaxb-api/src/main/java/javax/xml/bind/annotation/XmlElementRef.java b/jaxb-api/src/main/java/javax/xml/bind/annotation/XmlElementRef.java
index 52355e50..a77356f9 100644
--- a/jaxb-api/src/main/java/javax/xml/bind/annotation/XmlElementRef.java
+++ b/jaxb-api/src/main/java/javax/xml/bind/annotation/XmlElementRef.java
@@ -174,7 +174,7 @@
  * that doesn't have {@link XmlRootElement}. But they can't show up in an
  * XML instance (because they don't have XML element names).
  *
- * <p><b>Example 2: XML Schema Susbstitution group support</b>
+ * <p><b>Example 2: XML Schema Substitution group support</b>
  * <p> The following example shows the annotations for XML Schema
  * substitution groups.  The annotations and the ObjectFactory are
  * derived from the schema.