diff --git a/ArmPkg/Include/AsmMacroIoLib.h b/ArmPkg/Include/AsmMacroIoLib.h
index fb73ea9a46..936e01e338 100644
--- a/ArmPkg/Include/AsmMacroIoLib.h
+++ b/ArmPkg/Include/AsmMacroIoLib.h
@@ -56,6 +56,7 @@
   .global   Name                  ; \
   .section  #Section, "ax"        ; \
   .type     Name, %function       ; \
+  .p2align  2                     ; \
   Name:
 
 #define ASM_FUNC(Name)            _ASM_FUNC(ASM_PFX(Name), .text. ## Name)