diff --git a/docs/requirements.txt b/docs/requirements.txt
index aa53706..4a58561 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -6,7 +6,7 @@ matplotlib==3.8.4
 tensorflow==2.13.0
 numpy==1.24.3
 numpydoc==1.5.0
-astropy==5.3.1
+astropy==6.1.1
 pydot==2.0.0
 graphviz==0.20.3
 astroquery==0.4.6