diff --git a/src/ch15-03-drop.md b/src/ch15-03-drop.md
index 800de36bf..d081bb49c 100644
--- a/src/ch15-03-drop.md
+++ b/src/ch15-03-drop.md
@@ -58,7 +58,7 @@ an instance of your type goes out of scope. We’re printing some text here to
 demonstrate when Rust will call `drop`.
 
 In `main`, we create two instances of `CustomSmartPointer` and then print
-`CustomSmartPointers created.`. At the end of `main`, our instances of
+`CustomSmartPointers created`. At the end of `main`, our instances of
 `CustomSmartPointer` will go out of scope, and Rust will call the code we put
 in the `drop` method, printing our final message. Note that we didn’t need to
 call the `drop` method explicitly.