diff --git a/net/nfc/llcp/llcp.h b/net/nfc/llcp/llcp.h
index 53054d3..6dfde1e 100644
--- a/net/nfc/llcp/llcp.h
+++ b/net/nfc/llcp/llcp.h
@@ -162,6 +162,7 @@
 
 #define LLCP_HEADER_SIZE   2
 #define LLCP_SEQUENCE_SIZE 1
+#define LLCP_AGF_PDU_HEADER_SIZE 2
 
 /* LLCP versions: 1.1 is 1.0 plus SDP */
 #define LLCP_VERSION_10 0x10