diff --git a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiImpl.h b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiImpl.h
index 50ed03af75..dad1cd40bc 100644
--- a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiImpl.h
+++ b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiImpl.h
@@ -22,7 +22,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include <Library/UefiRuntimeServicesTableLib.h>
 #include "IScsiCommon.h"
 #include "IScsiDriver.h"
-#include "IscsiInitiatorName.h"
+#include "IScsiInitiatorName.h"
 #include "ComponentName.h"
 #include "IScsiConfigNVDataStruc.h"
 #include "IScsiExtScsiPassThru.h"
diff --git a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Input.c b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Input.c
index 7cbe0c1e79..7f80958c7d 100644
--- a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Input.c
+++ b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Input.c
@@ -1272,6 +1272,8 @@ NO_UPDATE:
       TcpClose (Tcb);
     }
     break;
+  default:
+    break;
   }
 
   //
diff --git a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Misc.c b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Misc.c
index a14df591e0..204c9d9881 100644
--- a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Misc.c
+++ b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Misc.c
@@ -873,6 +873,8 @@ TcpOnAppAbort (
   case TCP_CLOSE_WAIT:
     TcpResetConnection (Tcb);
     break;
+  default:
+    break;
   }
 
   TcpSetState (Tcb, TCP_CLOSED);