diff --git a/MVMCoreUI/Containers/SplitViewController/MVMCoreUIPanelProtocol.h b/MVMCoreUI/Containers/SplitViewController/MVMCoreUIPanelProtocol.h
index 4537e791..9ab2e8ce 100644
--- a/MVMCoreUI/Containers/SplitViewController/MVMCoreUIPanelProtocol.h
+++ b/MVMCoreUI/Containers/SplitViewController/MVMCoreUIPanelProtocol.h
@@ -17,7 +17,7 @@
 - (BOOL)panelAvailable;
 
 // Notified when it is appearing and disappearing. Called by the container.
-- (void)willOpenWithActionInformation:(nullable NSDictionary *)actionInformation;
+- (void)willOpenWithActionInformation: (nullable NSDictionary *)actionInformation additionalData: (nullable NSDictionary *) additionalData;
 - (void)willAppear:(BOOL)animated;
 - (void)didAppear:(BOOL)animated;
 - (void)willDisappear:(BOOL)animated;