diff --git a/src/network/network_gui.cpp b/src/network/network_gui.cpp
index 2b80154792..83ece54fd5 100644
--- a/src/network/network_gui.cpp
+++ b/src/network/network_gui.cpp
@@ -1111,7 +1111,7 @@ struct NetworkStartServerWindow : public Window {
 			case WID_NSS_SETPWD: // Set password button
 				this->widget_id = WID_NSS_SETPWD;
 				SetDParamStr(0, _settings_client.network.server_password);
-				ShowQueryString(STR_JUST_RAW_STRING, STR_NETWORK_START_SERVER_SET_PASSWORD, 20, this, CS_ALPHANUMERAL, QSF_NONE);
+				ShowQueryString(STR_JUST_RAW_STRING, STR_NETWORK_START_SERVER_SET_PASSWORD, NETWORK_PASSWORD_LENGTH, this, CS_ALPHANUMERAL, QSF_NONE);
 				break;
 
 			case WID_NSS_CONNTYPE_BTN: // Connection type