Index: openacs-4/packages/acs-tcl/tcl/parameter-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/parameter-procs.tcl,v
diff -u -N -r1.26 -r1.26.2.1
--- openacs-4/packages/acs-tcl/tcl/parameter-procs.tcl	11 Feb 2019 11:57:34 -0000	1.26
+++ openacs-4/packages/acs-tcl/tcl/parameter-procs.tcl	20 Feb 2019 18:22:51 -0000	1.26.2.1
@@ -116,7 +116,7 @@
 
     db_exec_plsql set_parameter_value {}
 
-    return [ad_parameter_cache -set $value $package_id $parameter]
+    return [ad_parameter_cache -delete -set $value $package_id $parameter]
 }
 
 ad_proc -public parameter::get {