diff --git a/docling/models/code_formula_model.py b/docling/models/code_formula_model.py
index 3c0be463..8c0c8d5d 100644
--- a/docling/models/code_formula_model.py
+++ b/docling/models/code_formula_model.py
@@ -62,7 +62,7 @@ class CodeFormulaModel(BaseItemAndImageEnrichmentModel):
     """
 
     images_scale = 1.66  # = 120 dpi, aligned with training data resolution
-    expansion_factor = 0.1
+    expansion_factor = 0.05
 
     def __init__(
         self,