diff --git a/include/resource_data.h b/include/resource_data.h
index 14ec2d3..459a853 100644
--- a/include/resource_data.h
+++ b/include/resource_data.h
@@ -39,7 +39,7 @@ const static std::string NEW_LINE_PATH = "\nat ";
 const static std::string LONG_PATH_HEAD = "\\\\?\\";
 const static int32_t VERSION_MAX_LEN = 128;
 const static int32_t INT_TO_BYTES = sizeof(uint32_t);
-static const int8_t RESTOOL_VERSION[VERSION_MAX_LEN] = { "Restool 5.007" };
+static const int8_t RESTOOL_VERSION[VERSION_MAX_LEN] = { "Restool 5.008" };
 const static int32_t TAG_LEN = 4;
 
 enum class KeyType {
diff --git a/src/resource_pack.cpp b/src/resource_pack.cpp
index fc94d34..1d21e7d 100644
--- a/src/resource_pack.cpp
+++ b/src/resource_pack.cpp
@@ -295,6 +295,7 @@ uint32_t ResourcePack::CopyRawFileOrResFileImpl(const string &src, const string
             }
         } else {
             if (ResourceUtil::FileExist(subPath)) {
+                cerr << "Warning: '" << entry->GetFilePath().GetPath() << "' is defined repeatedly." << endl;
                 continue;
             }
             if (!ResourceUtil::CopyFleInner(entry->GetFilePath().GetPath(), subPath)) {