diff --git a/scripts/qemu-gdb.py b/scripts/qemu-gdb.py
index f98cd21108..d6f2e5a903 100644
--- a/scripts/qemu-gdb.py
+++ b/scripts/qemu-gdb.py
@@ -13,6 +13,9 @@
 # Contributions after 2012-01-13 are licensed under the terms of the
 # GNU GPL, version 2 or (at your option) any later version.
 
+# Usage:
+# At the (gdb) prompt, type "source scripts/qemu-gdb.py".
+# "help qemu" should then list the supported QEMU debug support commands.
 
 import gdb