diff --git a/data/12-stitch-toy-747.json b/data/12-stitch-toy-747.json
index 47716be..15ee458 100644
--- a/data/12-stitch-toy-747.json
+++ b/data/12-stitch-toy-747.json
@@ -3,13 +3,13 @@
     "stitches": 12,
     "row_height": 5.5,
     "stitch_width": 10.0,
-    "pattern_hole_diameter": 3.5,
+    "pattern_hole_diameter": 3.8,
     "pattern_hole_xoffset": 16.0,
     "pattern_hole_yoffset": 44.0,
     "clip_hole_diameter": 0.0,
     "clip_hole_xoffset": 0.0,
     "clip_hole_yoffset": 0.0,
-    "tractor_hole_diameter": 2.7,
+    "tractor_hole_diameter": 3.0,
     "tractor_hole_xoffset": 9.0,
     "tractor_hole_yoffset": 0.0,
     "overlapping_rows": 0,
@@ -19,4 +19,4 @@
     "force_solid_fill": false,
     "half_hole_at_bottom": false
   }
-  
\ No newline at end of file
+