diff --git a/documentation/requirements.txt b/documentation/requirements.txt
index b7a36882..a8398609 100644
--- a/documentation/requirements.txt
+++ b/documentation/requirements.txt
@@ -2,7 +2,7 @@
 # Using single requirments for docs, see:
 # https://github.com/rtfd/readthedocs.org/issues/2070 
 sphinx_rtd_theme
-numpy == 1.12.1
+numpy == 1.22.0
 numpydoc == 0.7.0
 sphinxcontrib-httpdomain
 aiohttp_jinja2