diff --git a/relational-data.Rmd b/relational-data.Rmd
index b5019e1..2c905ec 100644
--- a/relational-data.Rmd
+++ b/relational-data.Rmd
@@ -154,8 +154,8 @@ A primary key and the corresponding foreign key in another table form a __relati
     (You might need to install some packages and read some documentation.)
 
 1.  Draw a diagram illustrating the connections between the `Batting`,
-    `Master`, and `Salaries` tables in the Lahman package. Draw another diagram
-    that shows the relationship between `Master`, `Managers`, `AwardsManagers`.
+    `People`, and `Salaries` tables in the Lahman package. Draw another diagram
+    that shows the relationship between `People`, `Managers`, `AwardsManagers`.
 
     How would you characterise the relationship between the `Batting`,
     `Pitching`, and `Fielding` tables?