diff --git a/scales.h b/scales.h
index 86157c6..2a95ef3 100644
--- a/scales.h
+++ b/scales.h
@@ -4,10 +4,11 @@
  *
  * For example, the USB product 1446:6173 becomes {0x1446, 0x6173}
  */
+#include <stdint.h>
 
 // array length
 int scalesc = 1;
 
-uint16_t scales[][] = {
-    {0x1446, 0x6173}    // Stamps.com USB scale
-}
+uint16_t scales[1][2] = {\
+    {0x1446, 0x6a73}    // Stamps.com USB scale
+};