--- a/pkui-icon.c	Thu Jun 18 22:20:45 2015 +0200
+++ b/pkui-icon.c	Thu Jun 18 22:55:08 2015 +0200
@@ -240,32 +240,62 @@
     guint updates_important)
 {
 	gchar	*message;
+	gchar	*message_a;
+	gchar	*message_b;
 	gchar	*title = updates_important ?
+	    /* TRANSLATORS: This is a message without number mentioned */
 	    ngettext("Important Software Update", "Important Software Updates",
 	    updates_important + updates_normal) :
+	    /* TRANSLATORS: This is a message without number mentioned */
 	    ngettext("Software Update", "Software Updates", updates_important +
 	    updates_normal);
 	gchar	*icon = updates_important ? "software-update-urgent" :
 	    "software-update-available";
 
-	if (updates_important > 0)
-		if (updates_normal > 0)
-			message = g_strdup_printf(ngettext("There are %d "
-			    "software updates available, %d of them is "
-			    "important.", "There are %d software updates "
-			    "available, %d of them are important.",
-			    updates_important),
-			    updates_normal + updates_important,
+	if (updates_important > 0) {
+		if (updates_normal > 0) {
+			message_a = g_strdup_printf(
+			/*
+			 * TRANSLATORS: This sentence contains two plurals.
+			 * Texts related to these plurals are mixed. That is
+			 * why it is split in three parts. Fill first two parts
+			 * as you need, and use them as %s in the last one to
+			 * construct a sentence. Note that if the first form of
+			 * plural relates only to singular form, it is never
+			 * used, and dedicated shorter sentences are used. */
+			    ngettext("There is %d software update available,",
+			    "There are %d software updates available,",
+			    updates_normal + updates_important),
+			    updates_normal + updates_important);
+			/*
+			 * TRANSLATORS: This is the sentence part in the
+			 * middle, form of which is related to the first
+			 * number. If your language does not need it, simply
+			 * use it as space or so. */
+			message_b = ngettext("of it", "of them",
+			    updates_normal + updates_important);
+			message = g_strdup_printf(
+			/*
+			 * TRANSLATORS: This forms the sentence. If you need to
+			 * swap parts, use %3$s and %1$s etc. Plurals are
+			 * related to second number. */
+			    ngettext("%s %d %s is important.",
+			    "%s %d %s are important.", updates_important),
+			    message_a, updates_important, message_b);
+			g_free(message_a);
+		} else {
+			message = g_strdup_printf(ngettext("There is %d "
+			    "important software update available.",
+			    "There are %d important software updates "
+			    "available.", updates_important),
 			    updates_important);
-		else
-			message = g_strdup_printf(ngettext("There is an "
-			    "important software update available.", "There are "
-			    "%d important software updates available.",
-			    updates_important), updates_important);
-	else
-		message = g_strdup_printf(ngettext("There is a software update "
-		    "available.", "There are %d software updates available.",
+		}
+	} else {
+		message = g_strdup_printf(ngettext("There is %d software "
+		    "update available.",
+		    "There are %d software updates available.",
 		    updates_normal), updates_normal);
+	}
 
 	gtk_status_icon_set_tooltip(self->priv->status_icon, message);
 	gtk_status_icon_set_from_icon_name(self->priv->status_icon, icon);