1 files changed, 3 insertions, 3 deletions
diff --git a/src/date.cpp b/src/date.cpp
index 5827cbc05..d20665f86 100644
--- a/src/date.cpp
+++ b/src/date.cpp
@@ -17,9 +17,9 @@
 #include "rail_gui.h"
 #include "saveload.h"
 
-Year      _cur_year;
-Month     _cur_month;
-Date      _date;
+Year      _cur_year;   ///< Current year, starting at 0
+Month     _cur_month;  ///< Current month (0..11)
+Date      _date;       ///< Current date in days (day counter)
 DateFract _date_fract;