diff --git a/docs/requirements.txt b/docs/requirements.txt
index 06c7098..18ea82d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -2,6 +2,7 @@ alive_progress
 astropy
 cartopy
 cdasws
+cmasher
 configparser
 h5py
 jupyterlab
diff --git a/requirements.txt b/requirements.txt
index 5dd4e61..f2839d2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,8 @@
 alive_progress
 astropy
-#cartopy
+cartopy
 cdasws
+cmasher
 configparser
 h5py
 jupyterlab