diff --git a/source/conf.py b/source/conf.py
index e303f9ba26e..76c0aaff401 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -59,7 +59,7 @@
 
 myst_number_code_blocks = [ "nix", "python" ]
 
-copybutton_prompt_text = r"# |\$ "
+copybutton_prompt_text = r"\$ "
 copybutton_prompt_is_regexp = True
 
 # Add any paths that contain templates here, relative to this directory.