diff --git a/requirements.txt b/requirements.txt
index 38f91ba2..dd6e3501 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-astropy==6.1.2
+astropy==6.1.3
 matplotlib==3.9.1
 numexpr>=2.9.0
 numpy==2.0.1