diff --git a/koha-tmpl/intranet-tmpl/prog/en/css/staff-global.css b/koha-tmpl/intranet-tmpl/prog/en/css/staff-global.css
index ba49c8861d..bbfb402fb4 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/css/staff-global.css
+++ b/koha-tmpl/intranet-tmpl/prog/en/css/staff-global.css
@@ -1767,20 +1767,6 @@ div.lang {
 	color : #999;
 	font-style : italic;
 }
-/* Tablesorter */
-.header {
-	background-image:url("../../img/ascdesc.gif");
-	background-position:right center;
-	background-repeat:no-repeat;
-	cursor:pointer;
-	padding : .2em 23px;
-}
-.headerSortUp {
-	background-image:url("../../img/asc.gif");
-}
-.headerSortDown {
-	background-image:url("../../img/desc.gif");
-}
 
 tr.reserved td {
 	background-color : #eeffd4;
diff --git a/koha-tmpl/opac-tmpl/bootstrap/css/opac-old.css b/koha-tmpl/opac-tmpl/bootstrap/css/opac-old.css
index 8409ef5e2c..3672ed24b7 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/css/opac-old.css
+++ b/koha-tmpl/opac-tmpl/bootstrap/css/opac-old.css
@@ -337,19 +337,6 @@ tr.transfered td {
 	border : 0;
 }
 
-.header {
-	background-image:url("../images/ascdesc.gif");
-	background-position:right center;
-	background-repeat:no-repeat;
-	cursor:pointer;
-}
-.headerSortUp {
-	background-image:url("../images/asc.gif");
-}
-.headerSortDown {
-	background-image:url("../images/desc.gif");
-}
-
 ul {
 	list-style : disc;
 	padding-left : 1em;
@@ -2872,4 +2859,4 @@ padding: 0.1em 0;
     margin-top: 0.5em;
     padding: 3px;
     text-align: center;
-}
\ No newline at end of file
+}
diff --git a/koha-tmpl/opac-tmpl/bootstrap/css/sco-old.css b/koha-tmpl/opac-tmpl/bootstrap/css/sco-old.css
index 482792bede..a2364e5d96 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/css/sco-old.css
+++ b/koha-tmpl/opac-tmpl/bootstrap/css/sco-old.css
@@ -198,19 +198,6 @@ tr.even td, tr.even.highlight td {
 	background-color: #FFF;
 }
 
-.header {
-    background-image:url("../images/ascdesc.gif");
-    background-position:right center;
-    background-repeat:no-repeat;
-    cursor:pointer;
-}
-.headerSortUp {
-    background-image:url("../images/asc.gif");
-}
-.headerSortDown {
-    background-image:url("../images/desc.gif");
-}
-
 p {
 	margin: .7em 0;
 }
diff --git a/koha-tmpl/opac-tmpl/ccsr/en/css/opac.css b/koha-tmpl/opac-tmpl/ccsr/en/css/opac.css
index f0b8744951..590cb1909b 100644
--- a/koha-tmpl/opac-tmpl/ccsr/en/css/opac.css
+++ b/koha-tmpl/opac-tmpl/ccsr/en/css/opac.css
@@ -344,19 +344,6 @@ tr.transfered td {
  border : 0;
 }
 
-.header {
-       background-image:url("../../images/ascdesc.gif");
-      background-position:right center;
-      background-repeat:no-repeat;
-   cursor:pointer;
-}
-.headerSortUp {
-      background-image:url("../../images/asc.gif");
-}
-.headerSortDown {
-      background-image:url("../../images/desc.gif");
-}
-
 ul {
  list-style : disc;
      padding-left : 1em;
diff --git a/koha-tmpl/opac-tmpl/prog/en/css/opac.css b/koha-tmpl/opac-tmpl/prog/en/css/opac.css
index 7cbd7ec881..9e15ceebf2 100644
--- a/koha-tmpl/opac-tmpl/prog/en/css/opac.css
+++ b/koha-tmpl/opac-tmpl/prog/en/css/opac.css
@@ -391,19 +391,6 @@ tr.transfered td {
 	border : 0;
 }
 
-.header {
-	background-image:url("../../images/ascdesc.gif");
-	background-position:right center;
-	background-repeat:no-repeat;
-	cursor:pointer;
-}
-.headerSortUp {
-	background-image:url("../../images/asc.gif");
-}
-.headerSortDown {
-	background-image:url("../../images/desc.gif");
-}
-
 ul {
 	list-style : disc;
 	padding-left : 1em;