diff --git a/src/libslic3r/Print.cpp b/src/libslic3r/Print.cpp
index b3a1bc993..48737f830 100644
--- a/src/libslic3r/Print.cpp
+++ b/src/libslic3r/Print.cpp
@@ -159,7 +159,8 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
             || opt_key == "wipe_tower_rotation_angle") {
             steps.emplace_back(psSkirtBrim);
         } else if (
-               opt_key == "nozzle_diameter"
+               opt_key == "first_layer_height"
+            || opt_key == "nozzle_diameter"
             || opt_key == "resolution"
             // Spiral Vase forces different kind of slicing than the normal model:
             // In Spiral Vase mode, holes are closed and only the largest area contour is kept at each layer.
diff --git a/src/libslic3r/PrintObject.cpp b/src/libslic3r/PrintObject.cpp
index ae9816531..ee09e0f5b 100644
--- a/src/libslic3r/PrintObject.cpp
+++ b/src/libslic3r/PrintObject.cpp
@@ -535,7 +535,6 @@ bool PrintObject::invalidate_state_by_config_options(
             steps.emplace_back(posPerimeters);
         } else if (
                opt_key == "layer_height"
-            || opt_key == "first_layer_height"
             || opt_key == "mmu_segmented_region_max_width"
             || opt_key == "raft_layers"
             || opt_key == "raft_contact_distance"