diff --git a/deluge/ui/gtkui/statistics_tab.py b/deluge/ui/gtkui/statistics_tab.py
index 767c9a1ff..5379b6ebb 100644
--- a/deluge/ui/gtkui/statistics_tab.py
+++ b/deluge/ui/gtkui/statistics_tab.py
@@ -48,7 +48,7 @@ def fpcnt(value):
 
 def fspeed(value, max_value=-1):
     if max_value > -1:
-        return "%s [%s KiB/s]" % (deluge.common.fspeed(value), max_value)
+        return "%s [%s _(KiB/s)]" % (deluge.common.fspeed(value), max_value)
     else:
         return deluge.common.fspeed(value)
 
diff --git a/deluge/ui/gtkui/systemtray.py b/deluge/ui/gtkui/systemtray.py
index b46a1ed63..b75acadc1 100644
--- a/deluge/ui/gtkui/systemtray.py
+++ b/deluge/ui/gtkui/systemtray.py
@@ -178,11 +178,11 @@ class SystemTray(component.Component):
         if max_download_speed == -1:
             max_download_speed = _("Unlimited")
         else:
-            max_download_speed = "%s KiB/s" % (max_download_speed)
+            max_download_speed = "%s %s" % (max_download_speed, _("KiB/s"))
         if max_upload_speed == -1:
             max_upload_speed = _("Unlimited")
         else:
-            max_upload_speed = "%s KiB/s" % (max_upload_speed)
+            max_upload_speed = "%s %s" % (max_upload_speed, _("KiB/s"))
 
         msg = '%s\n%s: %s (%s)\n%s: %s (%s)' % (\
             _("Deluge"), _("Down"), self.download_rate, \
@@ -316,7 +316,7 @@ class SystemTray(component.Component):
 
         if value == _("Other..."):
             value = deluge.common.show_other_dialog(
-                string + " Speed (KiB/s):", default)
+                string + _(" Speed (KiB/s):"), default)
             if value == None:
                 return