diff --git a/CPP11.md b/CPP11.md
index 1619f22..a5dcefa 100644
--- a/CPP11.md
+++ b/CPP11.md
@@ -719,7 +719,7 @@ start = std::chrono::steady_clock::now();
 end = std::chrono::steady_clock::now();
 
 std::chrono::duration<double> elapsed_seconds = end - start;
-elapsed_seconds.count(); // t number of seconds, represented as a `double`
+double t = elapsed_seconds.count(); // t number of seconds, represented as a `double`
 ```
 
 ### Tuples
diff --git a/README.md b/README.md
index b066879..8700a65 100644
--- a/README.md
+++ b/README.md
@@ -1305,7 +1305,7 @@ start = std::chrono::steady_clock::now();
 end = std::chrono::steady_clock::now();
 
 std::chrono::duration<double> elapsed_seconds = end - start;
-elapsed_seconds.count(); // t number of seconds, represented as a `double`
+double t = elapsed_seconds.count(); // t number of seconds, represented as a `double`
 ```
 
 ### Tuples