diff --git a/src/CLI/ProcessTransform.cpp b/src/CLI/ProcessTransform.cpp
index 8029a74f243..7750baf82fd 100644
--- a/src/CLI/ProcessTransform.cpp
+++ b/src/CLI/ProcessTransform.cpp
@@ -48,7 +48,7 @@ bool process_transform(Data& cli, const DynamicPrintConfig& print_config, std::v
             for (ModelObject* o : model.objects)
                 m.add_object(*o);
         // Rearrange instances unless --dont-arrange is supplied
-        if (!transform.has("dont_arrange") && !transform.opt_bool("dont_arrange")) {
+        if (!transform.has("dont_arrange") || !transform.opt_bool("dont_arrange")) {
             m.add_default_instances();
             if (actions.has("slice"))
                 arrange_objects(m, bed, arrange_cfg);
@@ -207,4 +207,4 @@ bool process_transform(Data& cli, const DynamicPrintConfig& print_config, std::v
     return true;
 }
 
-}
\ No newline at end of file
+}