diff --git a/client/proxguiqt.h b/client/proxguiqt.h
index 458a70058..e50bfe073 100644
--- a/client/proxguiqt.h
+++ b/client/proxguiqt.h
@@ -97,8 +97,8 @@ class WorkerThread : public QThread {
     ~WorkerThread();
     void run();
   private:
-    char *script_cmds_file = NULL;
-    char *script_cmd = NULL;
+    char *script_cmds_file;
+    char *script_cmd;
 };
 
 class ProxGuiQT : public QObject {
diff --git a/client/proxmark3.c b/client/proxmark3.c
index 879b3630b..480f39fa3 100644
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -388,7 +388,7 @@ int main(int argc, char *argv[]) {
                 show_help(false, exec_name);
                 return 1;
             }
-            uint32_t tmpspeed = strtoul(argv[i + 1], NULL, 10);
+            uint64_t tmpspeed = strtoul(argv[i + 1], NULL, 10);
             if ((tmpspeed == ULONG_MAX) || (tmpspeed == 0)) {
                 PrintAndLogEx(ERR, _RED_("ERROR:") "invalid baudrate: -b " _YELLOW_("%s") "\n", argv[i + 1]);
                 return 1;