diff --git a/Signal/src/ViewControllers/ConversationView/ConversationViewController.m b/Signal/src/ViewControllers/ConversationView/ConversationViewController.m
index 861314ec2..09cb860b8 100644
--- a/Signal/src/ViewControllers/ConversationView/ConversationViewController.m
+++ b/Signal/src/ViewControllers/ConversationView/ConversationViewController.m
@@ -3834,6 +3834,10 @@ typedef enum : NSUInteger {
         DDLogInfo(@"%@ Not marking messages as read; another view is presented.", self.logTag);
         return;
     }
+    if (OWSWindowManager.sharedManager.shouldShowCallView) {
+        DDLogInfo(@"%@ Not marking messages as read; call view is presented.", self.logTag);
+        return;
+    }
     if (self.navigationController.topViewController != self) {
         DDLogInfo(@"%@ Not marking messages as read; another view is pushed.", self.logTag);
         return;
diff --git a/SignalMessaging/utils/OWSWindowManager.h b/SignalMessaging/utils/OWSWindowManager.h
index 6d7046d15..e325f2a21 100644
--- a/SignalMessaging/utils/OWSWindowManager.h
+++ b/SignalMessaging/utils/OWSWindowManager.h
@@ -29,6 +29,8 @@ extern const UIWindowLevel UIWindowLevel_Background;
 
 #pragma mark - Calls
 
+@property (nonatomic, readonly) BOOL shouldShowCallView;
+
 - (void)startCall:(UIViewController *)callViewController;
 - (void)endCall:(UIViewController *)callViewController;
 - (void)leaveCallView;