Index: src/date.c
==================================================================
--- src/date.c
+++ src/date.c
@@ -686,11 +686,11 @@
       */
       if( sqlite3_stricmp(z, "unixepoch")==0 && p->rawS ){
         r = p->s*1000.0 + 210866760000000.0;
         if( r>=0.0 && r<464269060800000.0 ){
           clearYMD_HMS_TZ(p);
-          p->iJD = (sqlite3_int64)r;
+          p->iJD = (sqlite3_int64)(r + 0.5);
           p->validJD = 1;
           p->rawS = 0;
           rc = 0;
         }
       }