diff --git a/include/chat/flags.h b/include/chat/flags.h
index 5e9c0ad..7afa768 100644
--- a/include/chat/flags.h
+++ b/include/chat/flags.h
@@ -26,7 +26,6 @@ extern "C" {
 #include <why2/flags.h>
 
 //MACROS
-#define WHY2_SA struct sockaddr
 #define WHY2_CHAT_SERVER_PORT 1204 //PORT FOR SERVER
 #define WHY2_CHAT_AUTHORITY_PORT 1203 //PORT FOR CA
 #define WHY2_MAX_CONNECTIONS 1000 //MAX USERS CONNECTED AT ONE TIME
diff --git a/src/chat/main/client.c b/src/chat/main/client.c
index 10449c6..8687f66 100644
--- a/src/chat/main/client.c
+++ b/src/chat/main/client.c
@@ -148,7 +148,7 @@ int main(void)
 
     free(line); //PREVENT FROM MEMORY LEAK
 
-    int connectStatus = connect(listen_socket, (WHY2_SA *) &server_addr, sizeof(server_addr)); //CONNECT
+    int connectStatus = connect(listen_socket, (struct sockaddr *) &server_addr, sizeof(server_addr)); //CONNECT
 
     if (connectStatus < 0) why2_die("Connecting failed.");
 
diff --git a/src/chat/main/server.c b/src/chat/main/server.c
index 6378ff9..53621fc 100644
--- a/src/chat/main/server.c
+++ b/src/chat/main/server.c
@@ -51,7 +51,7 @@ int main(void)
     server_addr.sin_addr.s_addr = INADDR_ANY;
 
     //BIND SOCKET
-    if (bind(listen_socket, (WHY2_SA *) &server_addr, sizeof(server_addr)) < 0) why2_die("Failed binding socket.");
+    if (bind(listen_socket, (struct sockaddr *) &server_addr, sizeof(server_addr)) < 0) why2_die("Failed binding socket.");
 
     //LISTEN
     if (listen(listen_socket, WHY2_MAX_CONNECTIONS) < 0) why2_die("Binding failed.");
diff --git a/src/chat/misc.c b/src/chat/misc.c
index 557c9b4..27295a2 100644
--- a/src/chat/misc.c
+++ b/src/chat/misc.c
@@ -873,7 +873,7 @@ void *why2_accept_thread(void *socket)
     //LOOP ACCEPT
     for (;;)
     {
-        accepted = accept(*((int*) socket), (WHY2_SA *) NULL, NULL); //ACCEPT NEW SOCKET
+        accepted = accept(*((int*) socket), (struct sockaddr *) NULL, NULL); //ACCEPT NEW SOCKET
 
         if (accepted == -1) continue;