diff --git a/l10n/en-US/viewer.properties b/l10n/en-US/viewer.properties
index c52020c5c..4a3a6aaa2 100644
--- a/l10n/en-US/viewer.properties
+++ b/l10n/en-US/viewer.properties
@@ -140,6 +140,9 @@ page_scale_width=Page Width
page_scale_fit=Page Fit
page_scale_auto=Automatic Zoom
page_scale_actual=Actual Size
+# LOCALIZATION NOTE (page_scale_percent): "{{scale}}" will be replaced by a
+# numerical scale value.
+page_scale_percent={{scale}}%
# Loading indicator messages
loading_error_indicator=Error
diff --git a/l10n/sv-SE/viewer.properties b/l10n/sv-SE/viewer.properties
index a88edbd4f..17232fc44 100644
--- a/l10n/sv-SE/viewer.properties
+++ b/l10n/sv-SE/viewer.properties
@@ -140,6 +140,9 @@ page_scale_width=Sidbredd
page_scale_fit=Anpassa sida
page_scale_auto=Automatisk zoom
page_scale_actual=Verklig storlek
+# LOCALIZATION NOTE (page_scale_percent): "{{scale}}" will be replaced by a
+# numerical scale value.
+page_scale_percent={{scale}} %
# Loading indicator messages
loading_error_indicator=Fel
diff --git a/web/viewer.html b/web/viewer.html
index b89d9aed5..31f40a98b 100644
--- a/web/viewer.html
+++ b/web/viewer.html
@@ -266,14 +266,14 @@ http://sourceforge.net/adobe/cmap/wiki/License/
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
diff --git a/web/viewer.js b/web/viewer.js
index 3a86c3dcf..d2675d386 100644
--- a/web/viewer.js
+++ b/web/viewer.js
@@ -1927,7 +1927,9 @@ window.addEventListener('scalechange', function scalechange(evt) {
var predefinedValueFound = selectScaleOption('' + evt.scale);
if (!predefinedValueFound) {
- customScaleOption.textContent = Math.round(evt.scale * 10000) / 100 + '%';
+ var customScale = Math.round(evt.scale * 10000) / 100;
+ customScaleOption.textContent =
+ mozL10n.get('page_scale_percent', { scale: customScale }, '{{scale}}%');
customScaleOption.selected = true;
}
updateViewarea();