Index: openacs-4/packages/xowiki/tcl/package-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/package-procs.tcl,v
diff -u -r1.332.2.113 -r1.332.2.114
--- openacs-4/packages/xowiki/tcl/package-procs.tcl	3 Apr 2022 14:42:50 -0000	1.332.2.113
+++ openacs-4/packages/xowiki/tcl/package-procs.tcl	24 Apr 2022 07:33:47 -0000	1.332.2.114
@@ -78,8 +78,11 @@
           set paramValue bootstrap
         }
         if {$paramValue eq "default"} {
-          # For the time being, Bootstrap 3 is the default.
-          set paramValue bootstrap
+          # For the time being, YUI is the default (deriving default
+          # toolkit from theme did not work, we have to assume that
+          # the fonts for Boostrap 3 or 5 are not loaded for edit
+          # buttons, etc.
+          set paramValue yui
         }
       }
       if {[info exists :preferredCSSToolkit]