diff --git a/src/slic3r/Utils/CalibUtils.cpp b/src/slic3r/Utils/CalibUtils.cpp
index 2cd3581af7..a9e12002d8 100644
--- a/src/slic3r/Utils/CalibUtils.cpp
+++ b/src/slic3r/Utils/CalibUtils.cpp
@@ -882,6 +882,7 @@ void CalibUtils::calib_VFA(const CalibInfo &calib_info, wxString &error_message)
     print_config.set_key_value("wall_loops", new ConfigOptionInt(1));
     print_config.set_key_value("detect_thin_wall", new ConfigOptionBool(false));
     print_config.set_key_value("alternate_extra_wall", new ConfigOptionBool(false));
+    print_config.set_key_value("detect_thin_wall", new ConfigOptionBool(false));
     print_config.set_key_value("top_shell_layers", new ConfigOptionInt(0));
     print_config.set_key_value("bottom_shell_layers", new ConfigOptionInt(1));
     print_config.set_key_value("sparse_infill_density", new ConfigOptionPercent(0));