diff --git a/RuntimeInternals/ScreenshotHelper.cs b/RuntimeInternals/ScreenshotHelper.cs
index e91465f..e7a7f0b 100644
--- a/RuntimeInternals/ScreenshotHelper.cs
+++ b/RuntimeInternals/ScreenshotHelper.cs
@@ -70,13 +70,6 @@ private static string DefaultFilename(string callerMemberName)
                 yield break;
             }
 
-            if (Thread.CurrentThread.ManagedThreadId != 1)
-            {
-                Debug.LogWarning("Must be called from the main thread.");
-                yield break;
-                // Note: This is not the case since it is a coroutine.
-            }
-
             if (directory != null)
             {
                 directory = Path.GetFullPath(directory);