diff --git a/client/proxmark3.c b/client/proxmark3.c
index 6f664f4ce..ed7fd245d 100644
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -261,7 +261,9 @@ int main(int argc, char* argv[]) {
 	 /* initialize history */
 	using_history();
 
+#ifdef RL_STATE_READCMD
   	rl_extend_line_buffer(1024);		
+#endif
   
 	if (argc < 2) {
 		show_help(true, argv[0]);