diff --git a/unit_08_plan.md b/unit_08_plan.md
index dee4686..06009f1 100644
--- a/unit_08_plan.md
+++ b/unit_08_plan.md
@@ -1,4 +1,4 @@
-# Unit 8: Large Sample Regression Theory 
+# Unit 7: Large Sample Regression Theory 
 
 In this unit you will learn about how linear models in general, and linear models fitted by the OLS regression algorithm in particular, produce estimates.