1 files changed, 1 insertions, 1 deletions
diff --git a/src/date.c b/src/date.c
index 5f3f247ca..6b11d9904 100644
--- a/src/date.c
+++ b/src/date.c
@@ -355,7 +355,7 @@ static void computeYMD(DateTime *p){
     A = Z + 1 + A - (A/4);
     B = A + 1524;
     C = (int)((B - 122.1)/365.25);
-    D = (36525*C)/100;
+    D = (36525*(C&32767))/100;
     E = (int)((B-D)/30.6001);
     X1 = (int)(30.6001*E);
     p->D = B - D - X1;