diff --git a/src/libslic3r/PrintObject.cpp b/src/libslic3r/PrintObject.cpp
index 56214eaa0..aa99d3a0c 100644
--- a/src/libslic3r/PrintObject.cpp
+++ b/src/libslic3r/PrintObject.cpp
@@ -831,6 +831,7 @@ bool PrintObject::invalidate_state_by_config_options(
             || opt_key == "sparse_infill_filament"
             || opt_key == "solid_infill_filament"
             || opt_key == "sparse_infill_line_width"
+            || opt_key == "infill_direction"
             || opt_key == "ensure_vertical_shell_thickness"
             || opt_key == "bridge_angle"
             //BBS
@@ -841,7 +842,6 @@ bool PrintObject::invalidate_state_by_config_options(
             || opt_key == "bottom_surface_pattern"
             || opt_key == "internal_solid_infill_pattern"
             || opt_key == "external_fill_link_max_length"
-            || opt_key == "infill_direction"
             || opt_key == "sparse_infill_anchor"
             || opt_key == "sparse_infill_anchor_max"
             || opt_key == "top_surface_line_width"