diff --git a/src/main/resources/i18n/cy.properties b/src/main/resources/i18n/cy.properties
index 920e4fc2..f960561f 100644
--- a/src/main/resources/i18n/cy.properties
+++ b/src/main/resources/i18n/cy.properties
@@ -58,7 +58,7 @@ settings.general.language=Iaith
 settings.general.language.contribute=Cyfrannu gyda chyfieithiadau
 settings.general.show_unread=Dangos ffrydiau a chategoriau gyda dim eitemau heb eu darllen
 settings.general.social_buttons=Dangos botymau rhannu
-settings.general.scroll_marks=Mewn golygfa estynedig, scrolling through entries mark them as read
+settings.general.scroll_marks=Mewn golygfa estynedig, sgrolio trwy eitemau yn marcio fel darllenwyd
 settings.appearance=Golygfa
 settings.theme=Thema
 settings.submit_your_theme=Cyflwyno dy thema