diff --git a/docs/conf.py b/docs/conf.py
index f7a690953f..4f643e9dec 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -125,7 +125,7 @@ today_fmt = '%B %d, %Y'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
-exclude_patterns = ['_build', '_theme']
+exclude_patterns = ['_build', '_theme', 'requirements.txt']
 
 # The reST default role (used for this markup: `text`) to use for all documents.
 default_role = "default-role-error"