diff --git a/wolfssl/sniffer.h b/wolfssl/sniffer.h
index 7d11a7517..6d6e155f8 100644
--- a/wolfssl/sniffer.h
+++ b/wolfssl/sniffer.h
@@ -180,6 +180,10 @@ typedef int (*SSLWatchCb)(void* vSniffer,
 WOLFSSL_API
 SSL_SNIFFER_API int ssl_SetWatchKeyCallback(SSLWatchCb cb, char* error);
 
+WOLFSSL_API
+SSL_SNIFFER_API int ssl_SetWatchKeyCallback_ex(SSLWatchCb cb, int devId,
+                        char* error);
+
 WOLFSSL_API
 SSL_SNIFFER_API int ssl_SetWatchKeyCtx(void* ctx, char* error);