diff --git a/client_mempool.c b/client_mempool.c
index 353c20ac1ac60c649dda26756ec3964c29936e8d..2a0d93c272640077398f2f620b51b29eab93aaf6 100644
--- a/client_mempool.c
+++ b/client_mempool.c
@@ -7,6 +7,7 @@
 #include "dap_common.h"
 #include "dap_config.h"
 #include "dap_events.h"
+#include "dap_chain_node.h"
 #include "dap_client_pvt.h"
 #include "dap_http_client_simple.h"
 #include "client_mempool.h"
@@ -17,9 +18,11 @@
 
 static int listen_port_tcp = 8079;
 
+// send request to server
 static int client_mempool_send_request(client_mempool_t *mempool, dap_datum_mempool_t *datum_mempool,
         const char *action, bool is_last_req);
 
+
 // callback for dap_client_new() in client_mempool_connect()
 static void stage_status_callback(dap_client_t *a_client, void *a_arg)
 {
diff --git a/client_mempool.h b/client_mempool.h
index 1e932e2ecbef6eefa9b9763615a4523db3d9b686..fd4cd1b92df256bcb24db9fc555e91110c6034e0 100644
--- a/client_mempool.h
+++ b/client_mempool.h
@@ -17,7 +17,7 @@ enum {
 };
 
 // state for a client connection with mempool
-typedef struct client_mempool_t {
+typedef struct client_mempool {
     int state;
     dap_events_t *a_events;
     dap_client_t *a_client;