diff --git a/mastodon/src/main/res/values-pt-rPT/strings.xml b/mastodon/src/main/res/values-pt-rPT/strings.xml
index 7978de184..592292b0f 100644
--- a/mastodon/src/main/res/values-pt-rPT/strings.xml
+++ b/mastodon/src/main/res/values-pt-rPT/strings.xml
@@ -238,4 +238,5 @@
 	<!-- Screen reader description for the menu on the home timeline screen -->
 	<!-- %s is the name of the list -->
 	<!-- %s is a username -->
+	<!-- %s is a time interval ("5 months") -->
 </resources>