diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 91325444c3..1fc9689a58 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -546,7 +546,9 @@
     "%(senderName)s changed the power level of %(powerLevelDiffText)s.": "%(senderName)s changed the power level of %(powerLevelDiffText)s.",
     "%(userId)s from %(fromPowerLevel)s to %(toPowerLevel)s": "%(userId)s from %(fromPowerLevel)s to %(toPowerLevel)s",
     "%(senderName)s pinned <a>a message</a> to this room. See all <b>pinned messages</b>.": "%(senderName)s pinned <a>a message</a> to this room. See all <b>pinned messages</b>.",
+    "%(senderName)s pinned a message to this room. See all pinned messages.": "%(senderName)s pinned a message to this room. See all pinned messages.",
     "%(senderName)s unpinned <a>a message</a> from this room. See all <b>pinned messages</b>.": "%(senderName)s unpinned <a>a message</a> from this room. See all <b>pinned messages</b>.",
+    "%(senderName)s unpinned a message from this room. See all pinned messages.": "%(senderName)s unpinned a message from this room. See all pinned messages.",
     "%(senderName)s changed the <a>pinned messages</a> for the room.": "%(senderName)s changed the <a>pinned messages</a> for the room.",
     "%(senderName)s changed the pinned messages for the room.": "%(senderName)s changed the pinned messages for the room.",
     "%(widgetName)s widget modified by %(senderName)s": "%(widgetName)s widget modified by %(senderName)s",