diff --git a/azkaban-exec-server/src/test/java/azkaban/execapp/FlowRunnerTest2.java b/azkaban-exec-server/src/test/java/azkaban/execapp/FlowRunnerTest2.java
index 540e9bb..b0aa40e 100644
--- a/azkaban-exec-server/src/test/java/azkaban/execapp/FlowRunnerTest2.java
+++ b/azkaban-exec-server/src/test/java/azkaban/execapp/FlowRunnerTest2.java
@@ -57,7 +57,7 @@ import org.junit.Test;
*
* Flow jobf looks like the following:
*
- *
+ * <pre>
* joba joba1
* / | \ |
* / | \ |
@@ -68,25 +68,30 @@ import org.junit.Test;
* | /
* | /
* jobf
+ * </pre>
*
- * The job 'jobb' is an embedded flow:
+ * The job 'jobb' is an embedded flow:
*
- * jobb:innerFlow
+ * jobb:innerFlow
*
+ * <pre>
* innerJobA
* / \
* innerJobB innerJobC
* \ /
* innerFlow
*
+ * </pre>
*
- * The job 'jobd' is a simple embedded flow:
+ * The job 'jobd' is a simple embedded flow:
*
- * jobd:innerFlow2
+ * jobd:innerFlow2
*
+ * <pre>
* innerJobA
* |
* innerFlow2
+ * </pre>
*
* The following tests checks each stage of the flow run by forcing jobs to succeed or fail.
*/
