diff --git a/wiki/macro/BirthDate.py b/wiki/macro/BirthDate.py
index 1fb56165..68be5156 100644
--- a/wiki/macro/BirthDate.py
+++ b/wiki/macro/BirthDate.py
@@ -14,7 +14,13 @@ def execute(macro, text):
     year, month, day = text.split(",")
     y, m, d = int(year), int(month), int(day)
     now = datetime.datetime(*time.localtime()[:6])
-    birthdate = datetime.datetime(now.year, m, d)
+    birthdate = now
+    if m==2 and d==29:
+        birthdate = datetime.datetime(now.year, 3, 01)
+        if now.month==2 and now.day==29:
+            now = datetime.datetime(now.year, 3, 01)
+    else:
+        birthdate = datetime.datetime(now.year, m, d)
     age = now.year - y
     if now < birthdate:
         age -= 1