Index: openacs-4/packages/acs-content-repository/acs-content-repository.info
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-content-repository/acs-content-repository.info,v
diff -u -r1.117.2.15 -r1.117.2.16
--- openacs-4/packages/acs-content-repository/acs-content-repository.info	21 Feb 2022 17:53:07 -0000	1.117.2.15
+++ openacs-4/packages/acs-content-repository/acs-content-repository.info	1 Apr 2022 13:57:47 -0000	1.117.2.16
@@ -7,7 +7,7 @@
     <initial-install-p>t</initial-install-p>
     <singleton-p>t</singleton-p>
 
-    <version name="5.10.1d3" url="http://openacs.org/repository/download/apm/acs-content-repository-5.10.1d3.apm">
+    <version name="5.10.1d4" url="http://openacs.org/repository/download/apm/acs-content-repository-5.10.1d4.apm">
     <implements-subsite-p>f</implements-subsite-p>
     <inherit-templates-p>t</inherit-templates-p>
         <owner url="http://openacs.org">OpenACS</owner>
@@ -24,10 +24,10 @@
         <license>GPL</license>
         <maturity>3</maturity>
 
-        <provides url="acs-content-repository" version="5.10.1d3"/>
+        <provides url="acs-content-repository" version="5.10.1d4"/>
         <requires url="acs-kernel" version="5.10.0"/>
         <requires url="acs-service-contract" version="5.10.0"/>
-        <requires url="acs-tcl" version="5.10.0"/>
+        <requires url="acs-tcl" version="5.10.1d13"/>
         <requires url="search" version="5.10.0"/>
 
         <callbacks>
Index: openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl,v
diff -u -r1.37.2.6 -r1.37.2.7
--- openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl	2 Mar 2021 14:17:49 -0000	1.37.2.6
+++ openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl	1 Apr 2022 13:57:48 -0000	1.37.2.7
@@ -140,9 +140,10 @@
         # but work around it for now.
         set size [file size $filename]
         if {$size == 0} {
-            ns_set put [ns_conn outputheaders] "Content-Length" 0
+            ns_set iupdate [ns_conn outputheaders] "Content-Length" 0
             ns_return 200 text/plain {}
         } else {
+            ::security::csp::add_static_resource_header -mime_type $mime_type
             if {[namespace which ad_returnfile_background] eq "" || [security::secure_conn_p]} {
                 ns_returnfile 200 $mime_type $filename
             } else {