diff -up gimp-2.99.18/etc/gimprc.in.external-help-browser gimp-2.99.18/etc/gimprc.in
--- gimp-2.99.18/etc/gimprc.in.external-help-browser	2024-05-07 14:41:40.660506520 +0200
+++ gimp-2.99.18/etc/gimprc.in	2024-05-07 14:46:04.028680986 +0200
@@ -828,7 +828,7 @@
 # Sets the browser used by the help system.  Possible values are gimp and
 # web-browser.
 # 
-# (help-browser gimp)
+(help-browser web-browser)
 
 # The maximum number of actions saved in history.  This is an integer value.
 #