diff --git a/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S b/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S
index b38e1a8f18..c12c8658b7 100644
--- a/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S
+++ b/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S
@@ -16,7 +16,8 @@
 #include <IndustryStandard/Xen/arch-arm/xen.h>
 
   .text
-  .global   ASM_PFX(XenHypercall2)
+GCC_ASM_EXPORT(XenHypercall2)
+
 ASM_PFX(XenHypercall2):
   mov     r12, r0
   mov     r0, r1