diff --git a/src/nfa/dm/nfa_dm_api.cc b/src/nfa/dm/nfa_dm_api.cc
index bec5df4..c17b05d 100644
--- a/src/nfa/dm/nfa_dm_api.cc
+++ b/src/nfa/dm/nfa_dm_api.cc
@@ -759,7 +759,8 @@
   DLOG_IF(INFO, nfc_debug_enabled) << __func__;
 
   /* Post the API message */
-  p_msg = (tNFA_DM_API_SET_RF_DISC_DUR*)GKI_getbuf(sizeof(NFC_HDR));
+  p_msg = (tNFA_DM_API_SET_RF_DISC_DUR*)GKI_getbuf(
+      sizeof(tNFA_DM_API_SET_RF_DISC_DUR));
   if (p_msg != NULL) {
     p_msg->hdr.event = NFA_DM_API_SET_RF_DISC_DURATION_EVT;