diff -r 53440b6353b6 -r 39db80b32b69 src/java.base/share/classes/java/lang/StackTraceElement.java
--- a/src/java.base/share/classes/java/lang/StackTraceElement.java	Mon Nov 20 14:27:20 2017 -0800
+++ b/src/java.base/share/classes/java/lang/StackTraceElement.java	Mon Nov 20 18:46:52 2017 -0800
@@ -293,7 +293,7 @@
      * <li>
      *     "{@code acme@2.1/org.acme.Lib.test(Lib.java:80)}"
      * - The class of the execution point is defined in {@code acme} module
-     * loaded by by a built-in class loader such as the application class loader.
+     * loaded by a built-in class loader such as the application class loader.
      * </li>
      * <li>
      *     "{@code MyClass.mash(MyClass.java:9)}"