Index: openacs-4/packages/acs-tcl/tcl/acs-private-data-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/acs-private-data-procs.tcl,v
diff -u -r1.9 -r1.9.2.1
--- openacs-4/packages/acs-tcl/tcl/acs-private-data-procs.tcl	7 Aug 2017 23:47:59 -0000	1.9
+++ openacs-4/packages/acs-tcl/tcl/acs-private-data-procs.tcl	29 Aug 2022 14:17:24 -0000	1.9.2.1
@@ -46,7 +46,7 @@
     } {
         grant permission to access private data
     } {
-        if { [template::util::is_true $value] } {
+        if { [string is true -strict $value] } {
             permission::grant -party_id $user_id -object_id $object_id -privilege read_private_data
         } else {
             permission::revoke -party_id $user_id -object_id $object_id -privilege read_private_data