Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -N -r1.284.2.141 -r1.284.2.142
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	1 Feb 2021 09:07:01 -0000	1.284.2.141
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	1 Feb 2021 09:20:13 -0000	1.284.2.142
@@ -928,7 +928,7 @@
             # restrictive on allowed content in the "contains" clause.
             #
             set word [string map {* \\*} $word]
-            regsub -all {*}$nocase [ns_quotehtml $word] \
+            regsub -all {*}$nocase -- [ns_quotehtml $word] \
                 $annotated_value \
                 {<span class='match'>&</span>} \
                 annotated_value