diff --git a/MdeModulePkg/Universal/Disk/RamDiskDxe/RamDiskDriver.c b/MdeModulePkg/Universal/Disk/RamDiskDxe/RamDiskDriver.c
index fcbf4f117d..13e2aed87c 100644
--- a/MdeModulePkg/Universal/Disk/RamDiskDxe/RamDiskDriver.c
+++ b/MdeModulePkg/Universal/Disk/RamDiskDxe/RamDiskDriver.c
@@ -154,6 +154,12 @@ RamDiskDxeEntryPoint (
     goto ErrorExit;
   }
 
+  //
+  // Initialize the list of registered RAM disks maintained by the driver
+  // before installing the protocol
+  //
+  InitializeListHead (&RegisteredRamDisks);
+
   //
   // Install the EFI_RAM_DISK_PROTOCOL and RAM disk private data onto a
   // new handle
@@ -170,11 +176,6 @@ RamDiskDxeEntryPoint (
     goto ErrorExit;
   }
 
-  //
-  // Initialize the list of registered RAM disks maintained by the driver
-  //
-  InitializeListHead (&RegisteredRamDisks);
-
   Status = EfiCreateEventReadyToBootEx (
              TPL_CALLBACK,
              RamDiskAcpiCheck,