diff --git a/doc/requirements.txt b/doc/requirements.txt
index 602c9186..5845370f 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -6,5 +6,5 @@ sphinx-rtd-theme==1.0.0
 ipython==8.4.0
 netCDF4==1.6.0
 xarray==2022.6.0
-matplotlib==3.5.3
+matplotlib==3.7.0
 cmocean==2.0