diff --git a/Signal/src/ViewControllers/Photos/SendMediaNavigationController.swift b/Signal/src/ViewControllers/Photos/SendMediaNavigationController.swift
index 6065a4178..4aaf1cb4a 100644
--- a/Signal/src/ViewControllers/Photos/SendMediaNavigationController.swift
+++ b/Signal/src/ViewControllers/Photos/SendMediaNavigationController.swift
@@ -647,12 +647,3 @@ private class DoneButton: UIView {
         delegate?.doneButtonWasTapped(self)
     }
 }
-
-extension UIView {
-    func setShadow(radius: CGFloat = 2.0, opacity: CGFloat = 0.66, offset: CGPoint = .zero, color: CGColor = UIColor.black.cgColor) {
-        layer.shadowColor = UIColor.black.cgColor
-        layer.shadowRadius = 2.0
-        layer.shadowOpacity = 0.66
-        layer.shadowOffset = .zero
-    }
-}
diff --git a/SignalMessaging/categories/UIView+OWS.swift b/SignalMessaging/categories/UIView+OWS.swift
index 3e1453410..33012100f 100644
--- a/SignalMessaging/categories/UIView+OWS.swift
+++ b/SignalMessaging/categories/UIView+OWS.swift
@@ -126,6 +126,13 @@ extension UIView {
         constraints.append(subview.autoMatch(.height, to: .height, of: self, withMultiplier: 1.0, relation: .lessThanOrEqual))
         return constraints
     }
+
+    func setShadow(radius: CGFloat = 2.0, opacity: CGFloat = 0.66, offset: CGPoint = .zero, color: CGColor = UIColor.black.cgColor) {
+        layer.shadowColor = UIColor.black.cgColor
+        layer.shadowRadius = 2.0
+        layer.shadowOpacity = 0.66
+        layer.shadowOffset = .zero
+    }
 }
 
 // MARK: -