diff --git a/core/communication.c b/core/communication.c
index 20ed953..ed0cd01 100644
--- a/core/communication.c
+++ b/core/communication.c
@@ -14,20 +14,18 @@ void service_path (char *path, const char *sname, int index, int version)
     snprintf (path, PATH_MAX, "%s/%s-%d-%d", TMPDIR, sname, index, version);
 }
 
-int ipc_server_init (int argc, char **argv, char **env
+int ipc_server_init (char **env
         , struct ipc_service *srv, const char *sname)
 {
     if (srv == NULL)
         return IPC_ERROR_WRONG_PARAMETERS;
 
     // TODO
-    //      use the argc, argv and env parameters
+    //      use env parameters
     //      it will be useful to change some parameters transparently
     //      ex: to get resources from other machines, choosing the
     //          remote with environment variables
 
-    argc = argc;
-    argv = argv;
     env = env;
 
     // gets the service path
@@ -80,11 +78,15 @@ int ipc_server_write (const struct ipc_client *p, const struct ipc_message *m)
     return ipc_message_write (p->proc_fd, m);
 }
 
-int ipc_application_connection (int argc, char **argv, char **env
+int ipc_application_connection (char **env
         , struct ipc_service *srv, const char *sname)
 {
-    argc = argc;
-    argv = argv;
+    // TODO
+    //      use env parameters
+    //      it will be useful to change some parameters transparently
+    //      ex: to get resources from other machines, choosing the
+    //          remote with environment variables
+
     env = env;
 
     assert (srv != NULL);
diff --git a/core/communication.h b/core/communication.h
index 77447a2..ee09d8f 100644
--- a/core/communication.h
+++ b/core/communication.h
@@ -19,7 +19,7 @@
 
 // srv->version and srv->index must be already set
 // init unix socket + fill srv->spath
-int ipc_server_init (int argc, char **argv, char **env
+int ipc_server_init (char **env
 		, struct ipc_service *srv, const char *sname);
 int ipc_server_close (struct ipc_service *srv);
 int ipc_server_close_client (struct ipc_client *p);
@@ -37,7 +37,7 @@ int ipc_server_select (struct ipc_clients * clients, struct ipc_service *srv
 // Initialize connection with unix socket
 // send the connection string to $TMP/<service>
 // fill srv->spath && srv->service_fd
-int ipc_application_connection (int argc, char **argv, char **env
+int ipc_application_connection (char **env
 		, struct ipc_service *, const char *);
 int ipc_application_close (struct ipc_service *);
 
diff --git a/pong/app/pong.c b/pong/app/pong.c
index 3ec134c..d782551 100644
--- a/pong/app/pong.c
+++ b/pong/app/pong.c
@@ -10,7 +10,7 @@
 #define MSG "coucou"
 #define SERVICE_NAME "pongd"
 
-void non_interactive (int argc, char *argv[], char *env[])
+void non_interactive (char *env[])
 {
     struct ipc_message m;
     memset (&m, 0, sizeof (struct ipc_message));
@@ -22,8 +22,8 @@ void non_interactive (int argc, char *argv[], char *env[])
     srv.version = 0;
 
     // init service
-    if (ipc_application_connection (argc, argv, env, &srv, SERVICE_NAME) < 0) {
-        handle_err("main", "server_init < 0");
+    if (ipc_application_connection (env, &srv, SERVICE_NAME) < 0) {
+        handle_err("main", "ipc_application_connection < 0");
         exit (EXIT_FAILURE);
     }
 
@@ -51,7 +51,7 @@ void non_interactive (int argc, char *argv[], char *env[])
     }
 }
 
-void interactive (int argc, char *argv[], char *env[])
+void interactive (char *env[])
 {
     struct ipc_message m;
     memset (&m, 0, sizeof (struct ipc_message));
@@ -69,8 +69,8 @@ void interactive (int argc, char *argv[], char *env[])
     srv.version = 0;
 
     // init service
-    if (ipc_application_connection (argc, argv, env, &srv, SERVICE_NAME) < 0) {
-        handle_err ("main", "server_init < 0");
+    if (ipc_application_connection (env, &srv, SERVICE_NAME) < 0) {
+        handle_err ("main", "ipc_application_connection < 0");
         exit (EXIT_FAILURE);
     }
 
@@ -123,10 +123,13 @@ void interactive (int argc, char *argv[], char *env[])
 
 int main (int argc, char *argv[], char *env[])
 {
+	argc = argc; // warnings
+	argv = argv; // warnings
+
     if (argc == 1)
-        non_interactive (argc, argv, env);
+        non_interactive (env);
     else
-        interactive (argc, argv, env);
+        interactive (env);
 
     return EXIT_SUCCESS;
 }
diff --git a/pong/app/pongd.c b/pong/app/pongd.c
index 9262800..613ea99 100644
--- a/pong/app/pongd.c
+++ b/pong/app/pongd.c
@@ -151,6 +151,9 @@ void main_loop ()
 
 int main(int argc, char * argv[], char **env)
 {
+	argc = argc; // warnings
+	argv = argv; // warnings
+
 	srv = malloc (sizeof (struct ipc_service));
 	if (srv == NULL) {
 		exit (1);
@@ -161,7 +164,7 @@ int main(int argc, char * argv[], char **env)
 
     // unlink("/tmp/ipc/pongd-0-0");
 
-    if (ipc_server_init (argc, argv, env, srv, PONGD_SERVICE_NAME) < 0) {
+    if (ipc_server_init (env, srv, PONGD_SERVICE_NAME) < 0) {
         handle_error("server_init < 0");
         return EXIT_FAILURE;
     }