diff -up asymptote-2.84/settings.cc.settings asymptote-2.84/settings.cc
--- asymptote-2.84/settings.cc.settings	2023-01-27 10:10:29.726992629 -0500
+++ asymptote-2.84/settings.cc	2023-01-27 10:11:49.213842466 -0500
@@ -103,7 +103,7 @@ string defaultHTMLViewer="open";
 #else
 string defaultPSViewer="evince";
 string defaultPDFViewer="evince";
-string defaultHTMLViewer="google-chrome";
+string defaultHTMLViewer="xdg-open";
 #endif
 string defaultGhostscript="gs";
 string defaultGhostscriptLibrary="";