--- src/sqliteLimit.h
+++ src/sqliteLimit.h
@@ -113,7 +113,8 @@
 ** checkpointing the database in WAL mode.
 */
 #ifndef SQLITE_DEFAULT_WAL_AUTOCHECKPOINT
-# define SQLITE_DEFAULT_WAL_AUTOCHECKPOINT  1000
+#define SQLITE_DEFAULT_WAL_AUTOCHECKPOINT \
+	SQLITE_DEFAULT_JOURNAL_SIZE_LIMIT / SQLITE_DEFAULT_PAGE_SIZE
 #endif
 
 /*
@@ -154,7 +155,7 @@
 ** The default size of a database page.
 */
 #ifndef SQLITE_DEFAULT_PAGE_SIZE
-# define SQLITE_DEFAULT_PAGE_SIZE 1024
+# define SQLITE_DEFAULT_PAGE_SIZE 4096
 #endif
 #if SQLITE_DEFAULT_PAGE_SIZE>SQLITE_MAX_PAGE_SIZE
 # undef SQLITE_DEFAULT_PAGE_SIZE