diff --git a/.gitignore b/.gitignore
index 8e2c53d..265d309 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .DS_Store
+err.txt
 obj
diff --git a/include/custom.h b/include/custom.h
index 692e29e..5e00f03 100644
--- a/include/custom.h
+++ b/include/custom.h
@@ -11,7 +11,7 @@
 #define XBEE_PARAM_NJ       0x5A
 #define XBEE_PARAM_NH       0x1E
 #define XBEE_PARAM_NO       3
-#define XBEE_PARAM_AP       2
+#define XBEE_PARAM_AP       1
 #define XBEE_PARAM_EE       1
 #define XBEE_PARAM_EO       1
 #define XBEE_PARAM_KY       "5A6967426565416C6C69616E63653039"