diff --git a/src/soc/intel/common/acpi/pcr.asl b/src/soc/intel/common/acpi/pcr.asl
index 81e496185a..2a940a3160 100644
--- a/src/soc/intel/common/acpi/pcr.asl
+++ b/src/soc/intel/common/acpi/pcr.asl
@@ -8,8 +8,7 @@
  */
 Method (PCRB, 1, NotSerialized)
 {
-	Return (Add (CONFIG_PCR_BASE_ADDRESS,
-				ShiftLeft (Arg0, PCR_PORTID_SHIFT)))
+	Return (CONFIG_PCR_BASE_ADDRESS + (Arg0 << PCR_PORTID_SHIFT))
 }
 
 /*