diff --git a/06_6_Creating_a_Partially_Signed_Bitcoin_Transaction.md b/06_6_Creating_a_Partially_Signed_Bitcoin_Transaction.md
index 7e51c44..12ff2e6 100644
--- a/06_6_Creating_a_Partially_Signed_Bitcoin_Transaction.md
+++ b/06_6_Creating_a_Partially_Signed_Bitcoin_Transaction.md
@@ -18,6 +18,8 @@
 
 ## Update a PSBT
 
+## Sign a PSBT
+
 ## Summary: Creating a Partially Signed Bitcoin Transaction
 
 ## What's Next?