diff --git a/src/libslic3r/Print.cpp b/src/libslic3r/Print.cpp
index 12ab10212..cb540c987 100644
--- a/src/libslic3r/Print.cpp
+++ b/src/libslic3r/Print.cpp
@@ -172,6 +172,7 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
         } else if (
                opt_key == "initial_layer_print_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.
             // Therefore toggling the Spiral Vase on / off requires complete reslicing.
@@ -220,7 +221,7 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
                opt_key == "initial_layer_line_width"
             || opt_key == "min_layer_height"
             || opt_key == "max_layer_height"
-            || opt_key == "resolution"
+            //|| opt_key == "resolution"
             //BBS: when enable arc fitting, we must re-generate perimeter
             || opt_key == "enable_arc_fitting"
             || opt_key == "wall_infill_order") {
diff --git a/src/libslic3r/PrintObjectSlice.cpp b/src/libslic3r/PrintObjectSlice.cpp
index 382296e16..d92fb2398 100644
--- a/src/libslic3r/PrintObjectSlice.cpp
+++ b/src/libslic3r/PrintObjectSlice.cpp
@@ -140,7 +140,7 @@ static std::vector<VolumeSlices> slice_volumes_inner(
     params_base.trafo          = object_trafo;
     //BBS: 0.0025mm is safe enough to simplify the data to speed slicing up for high-resolution model.
     //Also has on influence on arc fitting which has default resolution 0.0125mm.
-    params_base.resolution     = 0.0025;
+    params_base.resolution = print_config.resolution <= 0.001 ? 0.0f : 0.0025;
     switch (print_object_config.slicing_mode.value) {
     case SlicingMode::Regular:    params_base.mode = MeshSlicingParams::SlicingMode::Regular; break;
     case SlicingMode::EvenOdd:    params_base.mode = MeshSlicingParams::SlicingMode::EvenOdd; break;