Index: src/build.c
==================================================================
--- src/build.c
+++ src/build.c
@@ -1494,11 +1494,11 @@
 void sqlite3ChangeCookie(Parse *pParse, int iDb){
   sqlite3 *db = pParse->db;
   Vdbe *v = pParse->pVdbe;
   assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
   sqlite3VdbeAddOp3(v, OP_SetCookie, iDb, BTREE_SCHEMA_VERSION, 
-                    db->aDb[iDb].pSchema->schema_cookie+1);
+                   (int)(1+(unsigned)db->aDb[iDb].pSchema->schema_cookie));
 }
 
 /*
 ** Measure the number of characters needed to output the given
 ** identifier.  The number returned includes any quotes used