diff --git a/themes/classic/messenger/threadPane.css b/themes/classic/messenger/threadPane.css
index d9b2218447a9..dcf4b2b9c114 100644
--- a/themes/classic/messenger/threadPane.css
+++ b/themes/classic/messenger/threadPane.css
@@ -222,67 +222,67 @@ outlinerchildren:-moz-outliner-image(subjectCol, news, offl) {
 /* ..... new thread icons for watch and ignore ..... */
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, watch) {
-  list-style-image: url("chrome://messenger/skin/thread-closed-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-closed-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, ignore) {
-  list-style-image: url("chrome://messenger/skin/thread-closed-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-closed-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, watch, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-closed-offl-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-closed-offl-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, ignore, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-closed-offl-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-closed-offl-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, watch) {
-  list-style-image: url("chrome://messenger/skin/thread-new-closed-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-closed-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, ignore) {
-  list-style-image: url("chrome://messenger/skin/thread-new-closed-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-closed-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, watch, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-new-closed-offl-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-closed-offl-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, ignore, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-new-closed-offl-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-closed-offl-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, watch, open) {
-  list-style-image: url("chrome://messenger/skin/thread-new-open-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-open-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, ignore, open) {
-  list-style-image: url("chrome://messenger/skin/thread-new-open-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-open-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, watch, open, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-new-open-offl-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-open-offl-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, hasUnread, ignore, open, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-new-open-offl-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-new-open-offl-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, watch, open) {
-  list-style-image: url("chrome://messenger/skin/thread-open-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-open-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, ignore, open) {
-  list-style-image: url("chrome://messenger/skin/thread-open-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-open-kill.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, watch, open, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-open-offl-eye.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-open-offl-eye.gif");
 }
 
 outlinerchildren:-moz-outliner-image(news, threadCol, container, ignore, open, offline) {
-  list-style-image: url("chrome://messenger/skin/thread-open-offl-kill.gif");
+  list-style-image: url("chrome://messenger/skin/icons/thread-open-offl-kill.gif");
 }