diff --git a/doc/source/conf.py b/doc/source/conf.py
index a596bce6ff..9dbc60782d 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -104,9 +104,8 @@
     "ansys-math-core": ("https://math.docs.pyansys.com/version/stable/", None),
 }
 
-suppress_warnings = ["label.*", "design.fa-build"]
+suppress_warnings = ["label.*", "design.fa-build", "config.cache"]
 sd_fontawesome_latex = True
-# supress_warnings = ["ref.option"]
 
 # Graphviz diagrams configuration
 graphviz_output_format = "png"