diff --git a/accessible/src/jsat/OutputGenerator.jsm b/accessible/src/jsat/OutputGenerator.jsm
index 60d930e86d59..0dc6fc93ef22 100644
--- a/accessible/src/jsat/OutputGenerator.jsm
+++ b/accessible/src/jsat/OutputGenerator.jsm
@@ -595,10 +595,10 @@ this.UtteranceGenerator = {
   _getListUtterance: function _getListUtterance(aAccessible, aRoleStr, aFlags, aItemCount) {
     let desc = [];
     let roleStr = this._getLocalizedRole(aRoleStr);
-    if (roleStr)
+    if (roleStr) {
       desc.push(roleStr);
-    desc.push
-      (gStringBundle.formatStringFromName('listItemCount', [aItemCount], 1));
+    }
+    desc.push(this._getPluralFormString('listItemCount', aItemCount));
     let utterance = [desc.join(' ')];
 
     this._addName(utterance, aAccessible, aFlags);
diff --git a/accessible/tests/mochitest/jsat/test_landmarks.html b/accessible/tests/mochitest/jsat/test_landmarks.html
index 383b480a6412..38b2a8198fc5 100644
--- a/accessible/tests/mochitest/jsat/test_landmarks.html
+++ b/accessible/tests/mochitest/jsat/test_landmarks.html
@@ -72,9 +72,9 @@
           "main"]]
       }, {
         accOrElmOrID: "complementary",
-        expectedUtterance: [["list 1 items", "complementary", "First item",
+        expectedUtterance: [["list 1 item", "complementary", "First item",
           "A complementary"], ["A complementary", "First item",
-          "complementary", "list 1 items"]],
+          "complementary", "list 1 item"]],
         // XXX: The '*' should probably come before all of the context
         // utterance.
         expectedBraille: [["complementary", "*", "A complementary"], ["*",
diff --git a/accessible/tests/mochitest/jsat/test_utterance_order.html b/accessible/tests/mochitest/jsat/test_utterance_order.html
index 14ee1a57cbfc..3d26ef9d6b0b 100644
--- a/accessible/tests/mochitest/jsat/test_utterance_order.html
+++ b/accessible/tests/mochitest/jsat/test_utterance_order.html
@@ -39,8 +39,8 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=753984
         }, {
           accOrElmOrID: "list",
           expected: [
-            ["list 1 items", "First item", "1.", "list one"],
-            ["1.", "list one", "First item", "list 1 items"]
+            ["list 1 item", "First item", "1.", "list one"],
+            ["1.", "list one", "First item", "list 1 item"]
           ]
         }, {
           accOrElmOrID: "dlist",
@@ -51,8 +51,8 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=753984
         }, {
           accOrElmOrID: "li_one",
           expected: [
-            ["list 1 items", "First item", "1.", "list one"],
-            ["1.", "list one", "First item", "list 1 items"]
+            ["list 1 item", "First item", "1.", "list one"],
+            ["1.", "list one", "First item", "list 1 item"]
           ]
         }, {
           accOrElmOrID: "cell",
@@ -71,8 +71,8 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=753984
           accOrElmOrID: "list",
           oldAccOrElmOrID: "li_one",
           expected: [
-            ["list 1 items", "First item", "1.", "list one"],
-            ["1.", "list one", "First item", "list 1 items"]
+            ["list 1 item", "First item", "1.", "list one"],
+            ["1.", "list one", "First item", "list 1 item"]
           ]
         }, {
           // Test pivot to "apples" link from the table cell.
diff --git a/dom/locales/en-US/chrome/accessibility/AccessFu.properties b/dom/locales/en-US/chrome/accessibility/AccessFu.properties
index 0ccfc61f8d81..193d52ddd019 100644
--- a/dom/locales/en-US/chrome/accessibility/AccessFu.properties
+++ b/dom/locales/en-US/chrome/accessibility/AccessFu.properties
@@ -78,7 +78,7 @@ headingLevel   =       heading level %S
 # more sophisticated list announcement
 listStart      =       First item
 listEnd        =       Last item
-listItemCount  =       %S items
+listItemCount  =       1 item;#1 items
 
 # Landmark announcements
 banner         =       banner