diff --git a/09_4_Testing_a_Bitcoin_Script.md b/09_5_Testing_a_Bitcoin_Script.md
similarity index 99%
rename from 09_4_Testing_a_Bitcoin_Script.md
rename to 09_5_Testing_a_Bitcoin_Script.md
index 352b6f7..6c6beea 100644
--- a/09_4_Testing_a_Bitcoin_Script.md
+++ b/09_5_Testing_a_Bitcoin_Script.md
@@ -1,6 +1,6 @@
 > :warning: **WARNING:** This section is of limited utility due to a lack of good test sites and test suites.
 
-# 7.4: Testing a Bitcoin Script
+# 9.5: Testing a Bitcoin Script
 
 > :information_source: **NOTE:** This is a draft in progress, so that I can get some feedback from early reviewers. It is not yet ready for learning.