diff --git a/platform/native/ctk/ctk-curses.c b/platform/native/ctk/ctk-curses.c
index 84e424422..6cac2218e 100644
--- a/platform/native/ctk/ctk-curses.c
+++ b/platform/native/ctk/ctk-curses.c
@@ -432,8 +432,9 @@ console_read(void)
 char
 ctk_arch_getkey(void)
 {
+  char k;
   console_read();
-  char k = keys[keys_out++];
+  k = keys[keys_out++];
 
   available--;
   return k;