diff --git a/gnome/src/config/assistant.c b/gnome/src/config/assistant.c
index e4208db36..00e6a99e2 100644
--- a/gnome/src/config/assistant.c
+++ b/gnome/src/config/assistant.c
@@ -528,8 +528,7 @@ void prefill_sip(void)
 {
     if (use_sflphone_org) {
         char alias[300];
-        char *email;
-        email = (char *) gtk_entry_get_text(GTK_ENTRY(wiz->mailbox));
+        const char *email = gtk_entry_get_text(GTK_ENTRY(wiz->mailbox));
         rest_account ra = get_rest_account(SFLPHONE_ORG_SERVER,email);
 
         if (ra.success) {
diff --git a/gnome/src/config/reqaccount.c b/gnome/src/config/reqaccount.c
index 4aa2b0f6a..23cb4478e 100644
--- a/gnome/src/config/reqaccount.c
+++ b/gnome/src/config/reqaccount.c
@@ -49,7 +49,8 @@
 #include "sflphone_const.h"
 #include "reqaccount.h"
 
-int req(char *host, int port, char request[], size_t request_size)
+static int
+req(const char *host, int port, char request[], size_t request_size)
 {
     int s;
     struct sockaddr_in servSockAddr;
@@ -122,11 +123,11 @@ int req(char *host, int port, char request[], size_t request_size)
     return 0;
 }
 
-rest_account get_rest_account(char *host,char *email)
+rest_account
+get_rest_account(const char *host, const char *email)
 {
-    char ret[4096];
-    rest_account ra = {0,};
-    bzero(ret, sizeof(ret));
+    char ret[4096] = {0};
+    rest_account ra = {0};
     g_debug("HOST: %s", host);
     strcpy(ret,"GET /rest/accountcreator?email=");
     strncat(ret, email, sizeof(ret) - strlen(ret));
diff --git a/gnome/src/config/reqaccount.h b/gnome/src/config/reqaccount.h
index ce3e5c098..5bb101d9d 100644
--- a/gnome/src/config/reqaccount.h
+++ b/gnome/src/config/reqaccount.h
@@ -35,4 +35,5 @@ typedef struct {
     char passwd[200];
 } rest_account;
 
-rest_account get_rest_account (char *host, char *email);
+rest_account
+get_rest_account(const char *host, const char *email);