diff --git a/src/extensions/default/QuickView/main.js b/src/extensions/default/QuickView/main.js
index 50abd1137f7..e2f263a8ff7 100644
--- a/src/extensions/default/QuickView/main.js
+++ b/src/extensions/default/QuickView/main.js
@@ -344,7 +344,7 @@ define(function (require, exports, module) {
                         $previewContainer.find(".image-preview > img").on("load", function () {
                             $previewContent
                                 .append("<div class='img-size'>"                                            +
-                                            this.naturalWidth + " x " + this.naturalHeight + " pixels"  +
+                                            this.naturalWidth + " x " + this.naturalHeight + " " + Strings.UNIT_PIXELS +
                                         "</div>"
                                     );
                             $previewContainer.show();
diff --git a/src/nls/es/strings.js b/src/nls/es/strings.js
index c092a0c1097..5d0d304579e 100644
--- a/src/nls/es/strings.js
+++ b/src/nls/es/strings.js
@@ -328,8 +328,13 @@ define({
     "EXTENSION_SEARCH_PLACEHOLDER"         : "Buscar",
     "EXTENSION_MORE_INFO_LINK"             : "Más",
     "BROWSE_EXTENSIONS"                    : "Explorar extensiones",
-    
-    
+
+    /**
+     * Unit names
+     */
+
+    "UNIT_PIXELS"                          : "píxeles",
+
     // extensions/default/DebugCommands
     "DEBUG_MENU"                                : "Desarrollo",
     "CMD_SHOW_DEV_TOOLS"                        : "Mostrar herramientas para desarrolladores",
diff --git a/src/nls/root/strings.js b/src/nls/root/strings.js
index 8ae7423db49..2ac5d4f1d8f 100644
--- a/src/nls/root/strings.js
+++ b/src/nls/root/strings.js
@@ -334,7 +334,12 @@ define({
     "EXTENSION_SEARCH_PLACEHOLDER"         : "Search",
     "EXTENSION_MORE_INFO_LINK"             : "More",
     "BROWSE_EXTENSIONS"                    : "Browse Extensions",
-    
+
+    /**
+     * Unit names
+     */
+
+    "UNIT_PIXELS"                          : "pixels",    
     
     // extensions/default/DebugCommands
     "DEBUG_MENU"                                : "Debug",