diff --git a/texmf/tex/latex/astron/astron.cls b/texmf/tex/latex/astron/astron.cls
index 398e85a0924b400f372825c68530b16825555665..e51b5a7e3a868cac7ecc03741f327bfd38fc9eaf 100644
--- a/texmf/tex/latex/astron/astron.cls
+++ b/texmf/tex/latex/astron/astron.cls
@@ -21,6 +21,7 @@
 \RequirePackage[nonumberlist,nogroupskip]{glossaries}
 \RequirePackage{graphicx}
 \RequirePackage{lastpage}
+\RequirePackage{libertinus}
 \RequirePackage{microtype}
 \RequirePackage{parskip}
 \RequirePackage{tabularx}