1 files changed, 5 insertions, 0 deletions
diff --git a/hex.cpp b/hex.cpp
index fb653794..5ac6e8cf 100644
--- a/hex.cpp
+++ b/hex.cpp
@@ -1,6 +1,9 @@
 // hex.cpp - written and placed in the public domain by Wei Dai
 
 #include "pch.h"
+
+#ifndef CRYPTOPP_IMPORTS
+
 #include "hex.h"
 
 NAMESPACE_BEGIN(CryptoPP)
@@ -30,3 +33,5 @@ const int *HexDecoder::GetDecodingLookupArray()
 }
 
 NAMESPACE_END
+
+#endif