diff --git a/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/MemoryHelpers.cs b/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/MemoryHelpers.cs
deleted file mode 100644
index 644fcf1a59940e..00000000000000
--- a/src/coreclr/nativeaot/System.Private.CoreLib/src/Internal/Runtime/CompilerHelpers/MemoryHelpers.cs
+++ /dev/null
@@ -1,33 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-
-using System;
-using System.Runtime;
-
-namespace Internal.Runtime.CompilerHelpers
-{
-    /// <summary>
-    /// These methods are used to implement memcpy and memset intrinsics with null checks.
-    /// </summary>
-    internal static class MemoryHelpers
-    {
-        private static unsafe void MemSet(ref byte dest, byte value, nuint size)
-        {
-            if (size > 0)
-            {
-                _ = dest;
-                SpanHelpers.Fill(ref dest, size, value);
-            }
-        }
-
-        private static unsafe void MemCopy(ref byte dest, ref byte src, nuint size)
-        {
-            if (size > 0)
-            {
-                _ = dest;
-                _ = src;
-                Buffer.Memmove(ref dest, ref src, size);
-            }
-        }
-    }
-}
diff --git a/src/coreclr/nativeaot/System.Private.CoreLib/src/System.Private.CoreLib.csproj b/src/coreclr/nativeaot/System.Private.CoreLib/src/System.Private.CoreLib.csproj
index d6e8c3a7e90274..4ca91458c70e71 100644
--- a/src/coreclr/nativeaot/System.Private.CoreLib/src/System.Private.CoreLib.csproj
+++ b/src/coreclr/nativeaot/System.Private.CoreLib/src/System.Private.CoreLib.csproj
@@ -100,7 +100,6 @@
     <Compile Include="Internal\Runtime\CompilerHelpers\ArrayHelpers.cs" />
     <Compile Include="Internal\Runtime\CompilerHelpers\InteropHelpers.cs" />
     <Compile Include="Internal\Runtime\CompilerHelpers\LdTokenHelpers.cs" />
-    <Compile Include="Internal\Runtime\CompilerHelpers\MemoryHelpers.cs" />
     <Compile Include="Internal\Runtime\CompilerHelpers\RuntimeInteropData.cs" />
     <Compile Include="Internal\Runtime\CompilerHelpers\SynchronizedMethodHelpers.cs" />
     <Compile Include="Internal\Runtime\CompilerHelpers\TypedReferenceHelpers.cs" />
diff --git a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/JitHelper.cs b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/JitHelper.cs
index c55dc58175b05f..9e7285b751a3d3 100644
--- a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/JitHelper.cs
+++ b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/JitHelper.cs
@@ -134,10 +134,10 @@ public static void GetEntryPoint(TypeSystemContext context, ReadyToRunHelper id,
                     break;
 
                 case ReadyToRunHelper.MemCpy:
-                    methodDesc = context.GetHelperEntryPoint("MemoryHelpers", "MemCopy");
+                    mangledName = "memcpy"; // TODO: Null reference handling
                     break;
                 case ReadyToRunHelper.MemSet:
-                    methodDesc = context.GetHelperEntryPoint("MemoryHelpers", "MemSet");
+                    mangledName = "memset"; // TODO: Null reference handling
                     break;
 
                 case ReadyToRunHelper.GetRuntimeTypeHandle: