diff --git a/src/coreclr/tools/superpmi/superpmi-shared/lwmlist.h b/src/coreclr/tools/superpmi/superpmi-shared/lwmlist.h
index 848bcf324e5f60..cc0878ee3d7d66 100644
--- a/src/coreclr/tools/superpmi/superpmi-shared/lwmlist.h
+++ b/src/coreclr/tools/superpmi/superpmi-shared/lwmlist.h
@@ -135,7 +135,6 @@ LWM(GetSpecialCopyHelper, DWORDLONG, DWORDLONG)
 LWM(GetThreadTLSIndex, DWORD, DLD)
 LWM(GetTokenTypeAsHandle, GetTokenTypeAsHandleValue, DWORDLONG)
 LWM(GetTypeForBox, DWORDLONG, DWORDLONG)
-LWM(GetTypeForBoxOnStack, DWORDLONG, DWORDLONG)
 LWM(GetTypeForPrimitiveValueClass, DWORDLONG, DWORD)
 LWM(GetTypeForPrimitiveNumericClass, DWORDLONG, DWORD)
 LWM(GetUnboxedEntry, DWORDLONG, DLD);
diff --git a/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.cpp b/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.cpp
index d505d7d1a76a68..c2c5e7e0d5eae2 100644
--- a/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.cpp
+++ b/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.cpp
@@ -1915,30 +1915,6 @@ CORINFO_CLASS_HANDLE MethodContext::repGetTypeForBox(CORINFO_CLASS_HANDLE cls)
     return result;
 }
 
-void MethodContext::recGetTypeForBoxOnStack(CORINFO_CLASS_HANDLE cls, CORINFO_CLASS_HANDLE result)
-{
-    if (GetTypeForBoxOnStack == nullptr)
-        GetTypeForBoxOnStack = new LightWeightMap<DWORDLONG, DWORDLONG>();
-
-    DWORDLONG key = CastHandle(cls);
-    DWORDLONG value = CastHandle(result);
-    GetTypeForBoxOnStack->Add(key, value);
-    DEBUG_REC(dmpGetTypeForBoxOnStack(key, value));
-}
-void MethodContext::dmpGetTypeForBoxOnStack(DWORDLONG key, DWORDLONG value)
-{
-    printf("GetTypeForBoxOnStack key cls-%016" PRIX64 ", value res-%016" PRIX64 "", key, value);
-}
-
-CORINFO_CLASS_HANDLE MethodContext::repGetTypeForBoxOnStack(CORINFO_CLASS_HANDLE cls)
-{
-    DWORDLONG key = CastHandle(cls);
-    DWORDLONG value = LookupByKeyOrMiss(GetTypeForBoxOnStack, key, ": key %016" PRIX64 "", key);
-    DEBUG_REP(dmpGetTypeForBoxOnStack(key, value));
-    CORINFO_CLASS_HANDLE result = (CORINFO_CLASS_HANDLE)value;
-    return result;
-}
-
 void MethodContext::recGetBoxHelper(CORINFO_CLASS_HANDLE cls, CorInfoHelpFunc result)
 {
     if (GetBoxHelper == nullptr)
diff --git a/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.h b/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.h
index fb5e12701a4f45..c86944897c4f4f 100644
--- a/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.h
+++ b/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.h
@@ -242,10 +242,6 @@ class MethodContext
     void dmpGetTypeForBox(DWORDLONG key, DWORDLONG value);
     CORINFO_CLASS_HANDLE repGetTypeForBox(CORINFO_CLASS_HANDLE cls);
 
-    void recGetTypeForBoxOnStack(CORINFO_CLASS_HANDLE cls, CORINFO_CLASS_HANDLE result);
-    void dmpGetTypeForBoxOnStack(DWORDLONG key, DWORDLONG value);
-    CORINFO_CLASS_HANDLE repGetTypeForBoxOnStack(CORINFO_CLASS_HANDLE cls);
-
     void recGetBoxHelper(CORINFO_CLASS_HANDLE cls, CorInfoHelpFunc result);
     void dmpGetBoxHelper(DWORDLONG key, DWORD value);
     CorInfoHelpFunc repGetBoxHelper(CORINFO_CLASS_HANDLE cls);
@@ -1199,7 +1195,7 @@ enum mcPackets
     Packet_GetClassStaticDynamicInfo = 218,
     Packet_GetClassThreadStaticDynamicInfo = 219,
     Packet_IsGenericType = 220,
-    Packet_GetTypeForBoxOnStack = 221,
+    //Packet_GetTypeForBoxOnStack = 221,
     Packet_GetTypeDefinition = 222,
     Packet_GetFpStructLowering = 223,
     Packet_GetSpecialCopyHelper = 224,