Index: openacs-4/packages/proctoring-support/tcl/proctoring-support-init.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/proctoring-support/tcl/Attic/proctoring-support-init.tcl,v
diff -u -N -r1.1.2.1 -r1.1.2.2
--- openacs-4/packages/proctoring-support/tcl/proctoring-support-init.tcl	6 Apr 2021 14:10:56 -0000	1.1.2.1
+++ openacs-4/packages/proctoring-support/tcl/proctoring-support-init.tcl	7 Apr 2021 11:45:56 -0000	1.1.2.2
@@ -11,7 +11,7 @@
 set cache_name proctoring_checksums_cache
 set cache_size 1MB ; # ~ 25000 40bytes sha1 entries
 set cache_timeout 1ms
-set cache_expires [expr {2 * 60 * 60}] ; # 2 hours
+set cache_expires 2h
 
 ns_cache_create \
     -timeout $cache_timeout \