diff --git a/Signal/src/call/CallService.swift b/Signal/src/call/CallService.swift
index 5c4b4f826..14295a942 100644
--- a/Signal/src/call/CallService.swift
+++ b/Signal/src/call/CallService.swift
@@ -584,8 +584,13 @@ protocol CallServiceObserver: class {
 
         self.call = newCall
 
-        var backgroundTask = OWSBackgroundTask(label:"\(#function)", completionBlock: { [weak self] _ in
+        var backgroundTask = OWSBackgroundTask(label:"\(#function)", completionBlock: { [weak self] status in
             AssertIsOnMainThread()
+
+            guard status == .expired else {
+                return
+            }
+
             guard let strongSelf = self else {
                 return
             }