diff --git a/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompress.c b/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompress.c
index a30392148f..4b10b40976 100644
--- a/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompress.c
+++ b/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompress.c
@@ -1,7 +1,7 @@
 /** @file
   Brotli Decompress interfaces
 
-  Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -17,7 +17,7 @@
   Dummy malloc function for compiler.
 **/
 VOID *
-malloc (
+BrDummyMalloc (
   IN size_t    Size
   )
 {
@@ -29,7 +29,7 @@ malloc (
   Dummy free function for compiler.
 **/
 VOID
-free (
+BrDummyFree (
   IN VOID *    Ptr
   )
 {
@@ -198,7 +198,7 @@ BrotliDecompress (
   @return The size of the uncompressed buffer.
 **/
 UINT64
-GetDecodedSizeOfBuf(
+BrGetDecodedSizeOfBuf(
   IN UINT8 *  EncodedData,
   IN UINT8    StartOffset,
   IN UINT8    EndOffset
@@ -259,10 +259,10 @@ BrotliUefiDecompressGetInfo (
   ASSERT(SourceSize >= BROTLI_SCRATCH_MAX);
 
   MaxOffset = BROTLI_DECODE_MAX;
-  GetSize = GetDecodedSizeOfBuf((UINT8 *)Source, MaxOffset - BROTLI_INFO_SIZE, MaxOffset);
+  GetSize = BrGetDecodedSizeOfBuf((UINT8 *)Source, MaxOffset - BROTLI_INFO_SIZE, MaxOffset);
   *DestinationSize = (UINT32)GetSize;
   MaxOffset = BROTLI_SCRATCH_MAX;
-  GetSize = GetDecodedSizeOfBuf((UINT8 *)Source, MaxOffset - BROTLI_INFO_SIZE, MaxOffset);
+  GetSize = BrGetDecodedSizeOfBuf((UINT8 *)Source, MaxOffset - BROTLI_INFO_SIZE, MaxOffset);
   *ScratchSize = (UINT32)GetSize;
   return EFI_SUCCESS;
 }
@@ -305,7 +305,7 @@ BrotliUefiDecompress (
   UINT8          MaxOffset;
 
   MaxOffset = BROTLI_SCRATCH_MAX;
-  GetSize = GetDecodedSizeOfBuf((UINT8 *)Source, MaxOffset - BROTLI_INFO_SIZE, MaxOffset);
+  GetSize = BrGetDecodedSizeOfBuf((UINT8 *)Source, MaxOffset - BROTLI_INFO_SIZE, MaxOffset);
 
   BroBuff.Buff     = Scratch;
   BroBuff.BuffSize = (UINTN)GetSize;
diff --git a/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompressLibInternal.h b/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompressLibInternal.h
index c2d84a80af..0aca7636aa 100644
--- a/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompressLibInternal.h
+++ b/MdeModulePkg/Library/BrotliCustomDecompressLib/BrotliDecompressLibInternal.h
@@ -3,7 +3,7 @@
 
   Allows BROTLI code to build under UEFI (edk2) build environment
 
-  Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -41,12 +41,12 @@ typedef struct
 #define memset(dest,ch,count)       SetMem(dest,(UINTN)(count),(UINT8)(ch))
 
 VOID *
-malloc (
+BrDummyMalloc (
   IN size_t   Size
   );
 
 VOID
-free (
+BrDummyFree (
   IN VOID *   Ptr
   );
 
diff --git a/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c b/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c
index 6557ba67d5..3bee3e71fe 100644
--- a/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c
+++ b/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c
@@ -56,7 +56,7 @@ BrotliDecoderState* BrotliDecoderCreateInstance(
     brotli_alloc_func alloc_func, brotli_free_func free_func, void* opaque) {
   BrotliDecoderState* state = 0;
   if (!alloc_func && !free_func) {
-    state = (BrotliDecoderState*)malloc(sizeof(BrotliDecoderState));
+    state = (BrotliDecoderState*)BrDummyMalloc(sizeof(BrotliDecoderState));
   } else if (alloc_func && free_func) {
     state = (BrotliDecoderState*)alloc_func(opaque, sizeof(BrotliDecoderState));
   }
diff --git a/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/state.c b/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/state.c
index e7e5e3cc72..dbe4a363e3 100644
--- a/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/state.c
+++ b/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/state.c
@@ -18,12 +18,12 @@ extern "C" {
 
 static void* DefaultAllocFunc(void* opaque, size_t size) {
   BROTLI_UNUSED(opaque);
-  return malloc(size);
+  return BrDummyMalloc(size);
 }
 
 static void DefaultFreeFunc(void* opaque, void* address) {
   BROTLI_UNUSED(opaque);
-  free(address);
+  BrDummyFree(address);
 }
 
 void BrotliDecoderStateInit(BrotliDecoderState* s) {