diff --git a/bridgev2/matrix/connector.go b/bridgev2/matrix/connector.go
index b11248dc..fc0b6577 100644
--- a/bridgev2/matrix/connector.go
+++ b/bridgev2/matrix/connector.go
@@ -151,6 +151,7 @@ func (br *Connector) Init(bridge *bridgev2.Bridge) {
 	br.EventProcessor.On(event.BeeperSendState, br.handleRoomEvent)
 	br.EventProcessor.On(event.StateRoomAvatar, br.handleRoomEvent)
 	br.EventProcessor.On(event.StateTopic, br.handleRoomEvent)
+	br.EventProcessor.On(event.StatePinnedEvents, br.handleRoomEvent)
 	br.EventProcessor.On(event.StateTombstone, br.handleRoomEvent)
 	br.EventProcessor.On(event.StateBeeperDisappearingTimer, br.handleRoomEvent)
 	br.EventProcessor.On(event.BeeperDeleteChat, br.handleRoomEvent)
diff --git a/bridgev2/networkinterface.go b/bridgev2/networkinterface.go
index 3cede657..cc19b616 100644
--- a/bridgev2/networkinterface.go
+++ b/bridgev2/networkinterface.go
@@ -710,6 +710,15 @@ type DisappearTimerChangingNetworkAPI interface {
 	HandleMatrixDisappearingTimer(ctx context.Context, msg *MatrixDisappearingTimer) (bool, error)
 }
 
+// PinHandlingNetworkAPI is an optional interface that network connectors can implement to handle pinned events changes.
+type PinHandlingNetworkAPI interface {
+	NetworkAPI
+	// HandleMatrixPinChange is called when the pinned events in a portal room are changed.
+	// The new pinned event IDs are in Content.Pinned, and the previous ones are in PrevContent.Pinned.
+	// The connector should diff them to determine which messages were pinned or unpinned.
+	HandleMatrixPinChange(ctx context.Context, msg *MatrixPinChange) (bool, error)
+}
+
 // DeleteChatHandlingNetworkAPI is an optional interface that network connectors
 // can implement to delete a chat from the remote network.
 type DeleteChatHandlingNetworkAPI interface {
@@ -1412,6 +1421,7 @@ type MatrixRoomMeta[ContentType any] struct {
 type MatrixRoomName = MatrixRoomMeta[*event.RoomNameEventContent]
 type MatrixRoomAvatar = MatrixRoomMeta[*event.RoomAvatarEventContent]
 type MatrixRoomTopic = MatrixRoomMeta[*event.TopicEventContent]
+type MatrixPinChange = MatrixRoomMeta[*event.PinnedEventsEventContent]
 type MatrixDisappearingTimer = MatrixRoomMeta[*event.BeeperDisappearingTimer]
 
 type MatrixReadReceipt struct {
diff --git a/bridgev2/portal.go b/bridgev2/portal.go
index 05b23005..abe00206 100644
--- a/bridgev2/portal.go
+++ b/bridgev2/portal.go
@@ -830,6 +830,8 @@ func (portal *Portal) handleMatrixEvent(ctx context.Context, sender *User, evt *
 		return handleMatrixRoomMeta(portal, ctx, login, origSender, evt, isStateRequest, RoomTopicHandlingNetworkAPI.HandleMatrixRoomTopic)
 	case event.StateRoomAvatar:
 		return handleMatrixRoomMeta(portal, ctx, login, origSender, evt, isStateRequest, RoomAvatarHandlingNetworkAPI.HandleMatrixRoomAvatar)
+	case event.StatePinnedEvents:
+		return handleMatrixRoomMeta(portal, ctx, login, origSender, evt, isStateRequest, PinHandlingNetworkAPI.HandleMatrixPinChange)
 	case event.StateBeeperDisappearingTimer:
 		return handleMatrixRoomMeta(portal, ctx, login, origSender, evt, isStateRequest, DisappearTimerChangingNetworkAPI.HandleMatrixDisappearingTimer)
 	case event.StateEncryption: