diff --git a/OvmfPkg/ResetVector/Bin/ResetVector.ia32.port80.raw b/OvmfPkg/ResetVector/Bin/ResetVector.ia32.port80.raw
index c071f1afaf..3a8a46d172 100644
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diff --git a/OvmfPkg/ResetVector/Bin/ResetVector.ia32.raw b/OvmfPkg/ResetVector/Bin/ResetVector.ia32.raw
index 97e639ab70..7379cb7b30 100644
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diff --git a/OvmfPkg/ResetVector/Bin/ResetVector.ia32.serial.raw b/OvmfPkg/ResetVector/Bin/ResetVector.ia32.serial.raw
index c775900fbf..4b7278463b 100644
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diff --git a/OvmfPkg/ResetVector/Bin/ResetVector.x64.port80.raw b/OvmfPkg/ResetVector/Bin/ResetVector.x64.port80.raw
index 09c9117072..487d815670 100644
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diff --git a/OvmfPkg/ResetVector/Bin/ResetVector.x64.raw b/OvmfPkg/ResetVector/Bin/ResetVector.x64.raw
index 4b98137b1d..1f4e9fcb83 100644
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diff --git a/OvmfPkg/ResetVector/Bin/ResetVector.x64.serial.raw b/OvmfPkg/ResetVector/Bin/ResetVector.x64.serial.raw
index dfbb4f46d3..9b08b317ce 100644
Binary files a/OvmfPkg/ResetVector/Bin/ResetVector.x64.serial.raw and b/OvmfPkg/ResetVector/Bin/ResetVector.x64.serial.raw differ
diff --git a/OvmfPkg/ResetVector/Ia16/16RealTo32Flat.asm b/OvmfPkg/ResetVector/Ia16/16RealTo32Flat.asm
index adf049cf77..3139ff50cb 100644
--- a/OvmfPkg/ResetVector/Ia16/16RealTo32Flat.asm
+++ b/OvmfPkg/ResetVector/Ia16/16RealTo32Flat.asm
@@ -32,7 +32,7 @@ TransitionFromReal16To32BitFlat:
 
     mov     bx, ADDR16_OF(gdtr)
 
-o32 lgdt    [bx]
+o32 lgdt    [cs:bx]
 
     mov     eax, SEC_DEFAULT_CR0
     mov     cr0, eax