diff --git a/CPP11.md b/CPP11.md
index 431eb57..34c2d59 100644
--- a/CPP11.md
+++ b/CPP11.md
@@ -652,10 +652,10 @@ baz(p1);
 ### std::chrono
 The chrono library contains a set of utility functions and types that deal with _durations_, _clocks_, and _time points_. One use case of this library is benchmarking code:
 ```c++
-std::chrono::time_point<std::chrono::system_clock> start, end;
-start = std::chrono::system_clock::now();
+std::chrono::time_point<std::chrono::steady_clock> start, end;
+start = std::chrono::steady_clock::now();
 // Some computations...
-end = std::chrono::system_clock::now();
+end = std::chrono::steady_clock::now();
 
 std::chrono::duration<double> elapsed_seconds = end-start;
 
diff --git a/README.md b/README.md
index f7e5515..85f5760 100644
--- a/README.md
+++ b/README.md
@@ -1201,10 +1201,10 @@ baz(p1);
 ### std::chrono
 The chrono library contains a set of utility functions and types that deal with _durations_, _clocks_, and _time points_. One use case of this library is benchmarking code:
 ```c++
-std::chrono::time_point<std::chrono::system_clock> start, end;
-start = std::chrono::system_clock::now();
+std::chrono::time_point<std::chrono::steady_clock> start, end;
+start = std::chrono::steady_clock::now();
 // Some computations...
-end = std::chrono::system_clock::now();
+end = std::chrono::steady_clock::now();
 
 std::chrono::duration<double> elapsed_seconds = end-start;