diff --git a/testdac/pic/config.h b/testdac/pic/config.h
index 2b47f74..2875d2b 100644
--- a/testdac/pic/config.h
+++ b/testdac/pic/config.h
@@ -1,7 +1,7 @@
 #ifndef CONFIG_H
 #define CONFIG_H
 
-#define CONFIGWORD (WDTDIS & PWRTEN & MCLREN & BOREN & LVPEN & HS)
+#define CONFIGWORD (WDTDIS & PWRTEN & MCLREN & BOREN & LVPEN & INTIO)
 
 #define FOSC 4000000
 /* Max standard baudrate with FOSC=4000000 is 19200 */