diff --git a/Boost-datetime-Examples-Translated.md b/Boost-datetime-Examples-Translated.md
index 1a9fcc5..57e8372 100644
--- a/Boost-datetime-Examples-Translated.md
+++ b/Boost-datetime-Examples-Translated.md
@@ -432,23 +432,23 @@ main()
 ```
 <a name="Time_Periods"></a>
 ### Time Periods
+```c++
+#include "date.h"
+#include <iostream>
 
-    #include "date.h"
-    #include <iostream>
-
-    int
-    main()
-    {
-        using namespace std::chrono;
-        using namespace date;
-        auto d = sys_days(2002_y/feb/1);  // an arbitrary date
-        auto t = d + 3h + 5s;              //an arbitray time on that day
-        if (d <= t && t < d + days{1})
-            std::cout << d << " contains " << t << '\n';
-        // Time periods not part of this library but can be built
-        //   from a pair of time_points.
-    }
-
+int
+main()
+{
+    using namespace std::chrono;
+    using namespace date;
+    auto d = sys_days{2002_y/feb/1};  // an arbitrary date
+    auto t = d + 3h + 5s;              //an arbitray time on that day
+    if (d <= t && t < d + days{1})
+        std::cout << d << " contains " << t << '\n';
+    // Time periods not part of this library but can be built
+    //   from a pair of time_points.
+}
+```
 <a name="Simple_Time_Zones"></a>
 ### Simple Time Zones