diff --git a/docs/content/operations/dump-segment.md b/docs/content/operations/dump-segment.md
index 62d93985434..3ce03549796 100644
--- a/docs/content/operations/dump-segment.md
+++ b/docs/content/operations/dump-segment.md
@@ -31,7 +31,7 @@ complex metric values may not be complete.
 To run the tool, point it at a segment directory and provide a file for writing output:
 
 ```
-java org.apache.druid.cli.Main tools dump-segment \
+java -classpath "/my/druid/lib/*" org.apache.druid.cli.Main tools dump-segment \
   --directory /home/druid/path/to/segment/ \
   --out /home/druid/output.txt
 ```