diff --git a/source/blender/blenkernel/intern/paint.cc b/source/blender/blenkernel/intern/paint.cc
index 648d8d82eb0..b6a9f01f14f 100644
--- a/source/blender/blenkernel/intern/paint.cc
+++ b/source/blender/blenkernel/intern/paint.cc
@@ -2028,7 +2028,10 @@ static void sculpt_update_object(Depsgraph *depsgraph,
       }
     }
 
-    if (!used_me_eval) {
+    /* We depend on the deform coordinates not being updated in the middle of a stroke. This array
+     * eventually gets cleared inside BKE_sculpt_update_object_before_eval.
+     * See #126713 for more information. */
+    if (ss.deform_cos.is_empty() && !used_me_eval) {
       BKE_sculptsession_free_deformMats(&ss);
 
       BKE_crazyspace_build_sculpt(depsgraph, scene, ob, ss.deform_imats, ss.deform_cos);