diff --git a/OvmfPkg/AmdSev/AmdSevX64.dsc b/OvmfPkg/AmdSev/AmdSevX64.dsc
index 40553c0019..c875d9e56e 100644
--- a/OvmfPkg/AmdSev/AmdSevX64.dsc
+++ b/OvmfPkg/AmdSev/AmdSevX64.dsc
@@ -210,6 +210,7 @@
   CcExitLib|OvmfPkg/Library/CcExitLib/CcExitLib.inf
   TdxLib|MdePkg/Library/TdxLib/TdxLib.inf
   TdxMailboxLib|OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
+  TdxHelperLib|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
 
 [LibraryClasses.common.SEC]
   TimerLib|OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf
@@ -577,10 +578,8 @@
   }
   MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
 
-  OvmfPkg/PlatformPei/PlatformPei.inf {
-    <LibraryClasses>
-      NULL|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
-  }
+  OvmfPkg/PlatformPei/PlatformPei.inf
+
   UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf
   UefiCpuPkg/CpuMpPei/CpuMpPei.inf
   OvmfPkg/AmdSev/SecretPei/SecretPei.inf
diff --git a/OvmfPkg/CloudHv/CloudHvX64.dsc b/OvmfPkg/CloudHv/CloudHvX64.dsc
index db6389ad91..1e2aa56cd4 100644
--- a/OvmfPkg/CloudHv/CloudHvX64.dsc
+++ b/OvmfPkg/CloudHv/CloudHvX64.dsc
@@ -249,6 +249,7 @@
   CcExitLib|OvmfPkg/Library/CcExitLib/CcExitLib.inf
   TdxLib|MdePkg/Library/TdxLib/TdxLib.inf
   TdxMailboxLib|OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
+  TdxHelperLib|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
 
 [LibraryClasses.common.SEC]
   TimerLib|OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf
@@ -675,10 +676,8 @@
   }
   MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
 
-  OvmfPkg/PlatformPei/PlatformPei.inf {
-    <LibraryClasses>
-      NULL|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
-  }
+  OvmfPkg/PlatformPei/PlatformPei.inf
+
   UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf {
     <LibraryClasses>
 !if $(SMM_REQUIRE) == TRUE
diff --git a/OvmfPkg/Microvm/MicrovmX64.dsc b/OvmfPkg/Microvm/MicrovmX64.dsc
index 55211d88aa..8ba7aeeadd 100644
--- a/OvmfPkg/Microvm/MicrovmX64.dsc
+++ b/OvmfPkg/Microvm/MicrovmX64.dsc
@@ -257,6 +257,7 @@
   VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
   TdxLib|MdePkg/Library/TdxLib/TdxLib.inf
   TdxMailboxLib|OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
+  TdxHelperLib|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
 
 [LibraryClasses.common.SEC]
   QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSecLib.inf
@@ -687,10 +688,8 @@
   }
   MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
 
-  OvmfPkg/PlatformPei/PlatformPei.inf {
-    <LibraryClasses>
-      NULL|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
-  }
+  OvmfPkg/PlatformPei/PlatformPei.inf
+
   UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf
   UefiCpuPkg/CpuMpPei/CpuMpPei.inf
 
diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index 315b4fd04a..d99e053990 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -254,6 +254,7 @@
   CcExitLib|UefiCpuPkg/Library/CcExitLibNull/CcExitLibNull.inf
   TdxLib|MdePkg/Library/TdxLib/TdxLib.inf
   TdxMailboxLib|OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
+  TdxHelperLib|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
 
 [LibraryClasses.common.SEC]
   TimerLib|OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf
@@ -704,10 +705,8 @@
   }
   MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
 
-  OvmfPkg/PlatformPei/PlatformPei.inf {
-    <LibraryClasses>
-      NULL|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
-  }
+  OvmfPkg/PlatformPei/PlatformPei.inf
+
   UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf {
     <LibraryClasses>
 !if $(SMM_REQUIRE) == TRUE
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index a77c7d0c14..e80522f124 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -259,6 +259,7 @@
   CcExitLib|UefiCpuPkg/Library/CcExitLibNull/CcExitLibNull.inf
   TdxLib|MdePkg/Library/TdxLib/TdxLib.inf
   TdxMailboxLib|OvmfPkg/Library/TdxMailboxLib/TdxMailboxLibNull.inf
+  TdxHelperLib|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
 
 [LibraryClasses.common.SEC]
   TimerLib|OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf
@@ -716,10 +717,8 @@
   }
   MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
 
-  OvmfPkg/PlatformPei/PlatformPei.inf {
-    <LibraryClasses>
-      NULL|OvmfPkg/IntelTdx/TdxHelperLib/TdxHelperLibNull.inf
-  }
+  OvmfPkg/PlatformPei/PlatformPei.inf
+
   UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf {
     <LibraryClasses>
 !if $(SMM_REQUIRE) == TRUE
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 8338f311af..1305dab60d 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -740,10 +740,8 @@
   }
   MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
 
-  OvmfPkg/PlatformPei/PlatformPei.inf {
-    <LibraryClasses>
-      NULL|OvmfPkg/IntelTdx/TdxHelperLib/PeiTdxHelperLib.inf
-  }
+  OvmfPkg/PlatformPei/PlatformPei.inf
+
   UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf {
     <LibraryClasses>
 !if $(SMM_REQUIRE) == TRUE
diff --git a/OvmfPkg/PlatformPei/PlatformPei.inf b/OvmfPkg/PlatformPei/PlatformPei.inf
index 0bb1a46291..ddacdbd387 100644
--- a/OvmfPkg/PlatformPei/PlatformPei.inf
+++ b/OvmfPkg/PlatformPei/PlatformPei.inf
@@ -71,6 +71,7 @@
   CcExitLib
   PlatformInitLib
   SmmRelocationLib
+  TdxHelperLib
 
 [Pcd]
   gUefiOvmfPkgTokenSpaceGuid.PcdOvmfPeiMemFvBase