diff --git a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c
index d9f61757cf..a44e45df8f 100644
--- a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c
+++ b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c
@@ -670,6 +670,8 @@ ConnectVirtioPciRng (
     if (EFI_ERROR (Status)) {
       goto Error;
     }
+
+    gDS->Dispatch ();
   }
 
   return EFI_SUCCESS;