diff --git a/src/station_gui.cpp b/src/station_gui.cpp
--- a/src/station_gui.cpp
+++ b/src/station_gui.cpp
@@ -25,6 +25,7 @@
 #include "gfx_func.h"
 #include "widgets/dropdown_func.h"
 #include "newgrf_cargo.h"
+#include "string_func.h"
 
 #include "table/strings.h"
 #include "table/sprites.h"
@@ -1002,7 +1003,7 @@ static void StationViewWndProc(Window *w
 			break;
 
 		case WE_ON_EDIT_TEXT:
-			if (e->we.edittext.str[0] != '\0') {
+			if (!StrEmpty(e->we.edittext.str)) {
 				_cmd_text = e->we.edittext.str;
 				DoCommandP(0, w->window_number, 0, NULL,
 					CMD_RENAME_STATION | CMD_MSG(STR_3031_CAN_T_RENAME_STATION));