diff --git a/theme/boost/scss/moodle/filemanager.scss b/theme/boost/scss/moodle/filemanager.scss
index 5c22f2ead73..6bbad444498 100644
--- a/theme/boost/scss/moodle/filemanager.scss
+++ b/theme/boost/scss/moodle/filemanager.scss
@@ -621,6 +621,9 @@ a.ygtvspacer:hover {
 }
 
 .file-picker .yui3-datatable-header {
+    /*rtl:raw:
+    text-align: right;
+    */
     background: initial;
 }
 
@@ -692,6 +695,9 @@ a.ygtvspacer:hover {
 .filemanager {
 
     .yui3-datatable-header {
+        /*rtl:raw:
+        text-align: right;
+        */
         background: #fff !important;
         border-bottom: 1px solid #ccc !important;
         border-left: 0 solid #fff !important;
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 045bdff6315..c3c5d02e293 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -14722,6 +14722,9 @@ a.ygtvspacer:hover {
   overflow: hidden; }
 
 .file-picker .yui3-datatable-header {
+  /*rtl:raw:
+    text-align: right;
+    */
   background: initial; }
 
 .fitem.disabled .filepicker-filelist,
@@ -14780,6 +14783,9 @@ a.ygtvspacer:hover {
 /* Override YUI default styling */
 /* stylelint-disable declaration-no-important */
 .filemanager .yui3-datatable-header {
+  /*rtl:raw:
+        text-align: right;
+        */
   background: #fff !important;
   border-bottom: 1px solid #ccc !important;
   border-left: 0 solid #fff !important;
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index c104721dda9..2c2e7ab996f 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -14938,6 +14938,9 @@ a.ygtvspacer:hover {
   overflow: hidden; }
 
 .file-picker .yui3-datatable-header {
+  /*rtl:raw:
+    text-align: right;
+    */
   background: initial; }
 
 .fitem.disabled .filepicker-filelist,
@@ -14996,6 +14999,9 @@ a.ygtvspacer:hover {
 /* Override YUI default styling */
 /* stylelint-disable declaration-no-important */
 .filemanager .yui3-datatable-header {
+  /*rtl:raw:
+        text-align: right;
+        */
   background: #fff !important;
   border-bottom: 1px solid #ccc !important;
   border-left: 0 solid #fff !important;