diff --git a/src/jit/importer.cpp b/src/jit/importer.cpp
index 2ec873e23cea..73310076211a 100644
--- a/src/jit/importer.cpp
+++ b/src/jit/importer.cpp
@@ -3762,7 +3762,7 @@ GenTreePtr Compiler::impIntrinsic(GenTreePtr            newobjThis,
     {
         assert(retNode == nullptr);
         const NamedIntrinsic ni = lookupNamedIntrinsic(method);
-#ifdef _TARGET_XARCH_
+#if defined(_TARGET_XARCH_) && !defined(LEGACY_BACKEND)
         if (ni > NI_HW_INTRINSIC_START && ni < NI_HW_INTRINSIC_END)
         {
             retNode = impX86HWIntrinsic(ni, method, sig);
@@ -3990,7 +3990,7 @@ NamedIntrinsic Compiler::lookupNamedIntrinsic(CORINFO_METHOD_HANDLE method)
         }
     }
 
-#ifdef _TARGET_XARCH_
+#if defined(_TARGET_XARCH_) && !defined(LEGACY_BACKEND)
     if ((namespaceName != nullptr) && strcmp(namespaceName, "System.Runtime.Intrinsics.X86") == 0)
     {
         InstructionSet isa = lookupHWIntrinsicISA(className);