diff --git a/libs/archivelib.h b/libs/archivelib.h
index b9b78fa609..f2f36e3c2c 100644
--- a/libs/archivelib.h
+++ b/libs/archivelib.h
@@ -81,92 +81,6 @@ class BinaryToTextInputStream : public TextInputStream
   }
 };
 
-/// \brief An ArchiveFile which is stored uncompressed as part of a larger archive file.
-class StoredArchiveFile :
-	public ArchiveFile
-{
-	std::string m_name;
-	FileInputStream m_filestream;
-	SubFileInputStream m_substream;
-	FileInputStream::size_type m_size;
-public:
-	typedef FileInputStream::size_type size_type;
-	typedef FileInputStream::position_type position_type;
-
-	StoredArchiveFile(const std::string& name,
-					const std::string& archiveName,
-					position_type position,
-					size_type stream_size,
-					size_type file_size)
-		: m_name(name),
-		  m_filestream(archiveName),
-		  m_substream(m_filestream, position, stream_size),
-		  m_size(file_size)
-	{}
-
-	size_type size() const {
-		return m_size;
-	}
-
-	const std::string& getName() const {
-		return m_name;
-	}
-
-	InputStream& getInputStream() {
-		return m_substream;
-	}
-};
-
-/// \brief An ArchiveTextFile which is stored uncompressed as part of a larger archive file.
-class StoredArchiveTextFile :
-	public ArchiveTextFile
-{
-	std::string m_name;
-	FileInputStream m_filestream;
-	SubFileInputStream m_substream;
-	BinaryToTextInputStream<SubFileInputStream> m_textStream;
-
-    // Mod directory
-    std::string _modDir;
-public:
-	typedef FileInputStream::size_type size_type;
-	typedef FileInputStream::position_type position_type;
-
-    /**
-     * Constructor.
-     *
-     * @param modDir
-     * Name of the mod directory containing this file.
-     */
-    StoredArchiveTextFile(const std::string& name,
-                          const std::string& archiveName,
-                          const std::string& modDir,
-                          position_type position,
-                          size_type stream_size)
-    : m_name(name),
-      m_filestream(archiveName),
-      m_substream(m_filestream, position, stream_size),
-      m_textStream(m_substream),
-	  _modDir(game::current::getModPath(modDir))
-    {}
-
- 	const std::string& getName() const {
-		return m_name;
-	}
-
-	TextInputStream& getInputStream() {
-		return m_textStream;
-	}
-
-    /**
-     * Return mod directory.
-     */
-    std::string getModName() const {
-        return _modDir;
-    }
-};
-typedef std::shared_ptr<StoredArchiveTextFile> StoredArchiveTextFilePtr;
-
 /// \brief An ArchiveFile which is stored as a single file on disk.
 class DirectoryArchiveFile :
 	public ArchiveFile
diff --git a/plugins/archivezip/DeflatedArchiveTextFile.h b/plugins/archivezip/DeflatedArchiveTextFile.h
index f205261e45..eaaf97045f 100644
--- a/plugins/archivezip/DeflatedArchiveTextFile.h
+++ b/plugins/archivezip/DeflatedArchiveTextFile.h
@@ -2,7 +2,6 @@
 
 #include "iarchive.h"
 #include "iregistry.h"
-#include "gamelib.h"
 #include "archivelib.h"
 
 namespace archive
@@ -22,7 +21,7 @@ class DeflatedArchiveTextFile :
 	BinaryToTextInputStream<DeflatedInputStream> _textStream; // converts data from _zipstream
 
     // Mod directory containing this file
-    const std::string _modDir;
+    const std::string _modName;
 
 public:
 	typedef FileInputStream::size_type size_type;
@@ -36,15 +35,15 @@ class DeflatedArchiveTextFile :
      */
     DeflatedArchiveTextFile(const std::string& name,
                             const std::string& archiveName, // full path to ZIP file
-                            const std::string& modDir,
+                            const std::string& modName,
                             position_type position,
-                            size_type stream_size)
-    : _name(name),
-      _istream(archiveName),
-      _substream(_istream, position, stream_size),
-      _zipstream(_substream),
-      _textStream(_zipstream),
-      _modDir(game::current::getModPath(modDir))
+                            size_type stream_size) : 
+		_name(name),
+		_istream(archiveName),
+		_substream(_istream, position, stream_size),
+		_zipstream(_substream),
+		_textStream(_zipstream),
+		_modName(modName)
     {}
 
 	TextInputStream& getInputStream() override
@@ -62,7 +61,7 @@ class DeflatedArchiveTextFile :
      */
     std::string getModName() const override
 	{
-        return _modDir;
+        return _modName;
     }
 };
 
diff --git a/plugins/archivezip/StoreArchiveFile.h b/plugins/archivezip/StoreArchiveFile.h
new file mode 100644
index 0000000000..ae242bf841
--- /dev/null
+++ b/plugins/archivezip/StoreArchiveFile.h
@@ -0,0 +1,50 @@
+#pragma once
+
+#include "iarchive.h"
+#include "archivelib.h"
+
+namespace archive
+{
+
+/// \brief An ArchiveFile which is stored uncompressed as part of a larger archive file.
+class StoredArchiveFile :
+	public ArchiveFile
+{
+private:
+	std::string _name;
+	FileInputStream _filestream;
+	SubFileInputStream _substream;	// provides a subset of _filestream
+	FileInputStream::size_type _size;
+
+public:
+	typedef FileInputStream::size_type size_type;
+	typedef FileInputStream::position_type position_type;
+
+	StoredArchiveFile(const std::string& name,
+					  const std::string& archiveName, // full path to the archive file
+					  position_type position,
+					  size_type stream_size,
+					  size_type file_size) : 
+		_name(name),
+		_filestream(archiveName),
+		_substream(_filestream, position, stream_size),
+		_size(file_size)
+	{}
+
+	size_type size() const override
+	{
+		return _size;
+	}
+
+	const std::string& getName() const override
+	{
+		return _name;
+	}
+
+	InputStream& getInputStream() override
+	{
+		return _substream;
+	}
+};
+
+}
diff --git a/plugins/archivezip/StoredArchiveTextFile.h b/plugins/archivezip/StoredArchiveTextFile.h
new file mode 100644
index 0000000000..1be689bfe2
--- /dev/null
+++ b/plugins/archivezip/StoredArchiveTextFile.h
@@ -0,0 +1,62 @@
+#pragma once
+
+#include "iarchive.h"
+#include "archivelib.h"
+
+namespace archive
+{
+
+/// \brief An ArchiveTextFile which is stored uncompressed as part of a larger archive file.
+class StoredArchiveTextFile :
+	public ArchiveTextFile
+{
+private:
+	std::string _name;
+	FileInputStream _filestream;
+	SubFileInputStream _substream; // provides a subset of _filestream
+	BinaryToTextInputStream<SubFileInputStream> _textStream; // converts data from _substream
+
+	// Mod directory
+	std::string _modName;
+public:
+	typedef FileInputStream::size_type size_type;
+	typedef FileInputStream::position_type position_type;
+
+	/**
+	* Constructor.
+	*
+	* @param modDir
+	* Name of the mod directory containing this file.
+	*/
+	StoredArchiveTextFile(const std::string& name,
+						  const std::string& archiveName,
+						  const std::string& modName,
+						  position_type position,
+						  size_type stream_size) : 
+		_name(name),
+		_filestream(archiveName),
+		_substream(_filestream, position, stream_size),
+		_textStream(_substream),
+		_modName(modName)
+	{}
+
+	const std::string& getName() const override
+	{
+		return _name;
+	}
+
+	TextInputStream& getInputStream() override
+	{
+		return _textStream;
+	}
+
+	/**
+	* Return mod directory.
+	*/
+	std::string getModName() const override
+	{
+		return _modName;
+	}
+};
+
+}
diff --git a/plugins/archivezip/ZipArchive.cpp b/plugins/archivezip/ZipArchive.cpp
index 1ad41d6bd6..40b695fd17 100644
--- a/plugins/archivezip/ZipArchive.cpp
+++ b/plugins/archivezip/ZipArchive.cpp
@@ -4,6 +4,7 @@
 #include "itextstream.h"
 #include "iarchive.h"
 #include "archivelib.h"
+#include "gamelib.h"
 #include <zlib.h>
 
 #include "os/fs.h"
@@ -12,6 +13,8 @@
 #include "ZipStreamUtils.h"
 #include "DeflatedArchiveFile.h"
 #include "DeflatedArchiveTextFile.h"
+#include "StoreArchiveFile.h"
+#include "StoredArchiveTextFile.h"
 
 namespace archive
 {
@@ -118,21 +121,15 @@ ArchiveTextFilePtr ZipArchive::openTextFile(const std::string& name)
 			}
 		}
 
+		std::string modDir = game::current::getModPath(_containingFolder);
+
 		switch (file->mode)
 		{
 		case ZipRecord::eStored:
-			return std::make_shared<StoredArchiveTextFile>(name,
-				_fullPath,
-				_containingFolder,
-				_istream.tell(),
-				file->stream_size);
+			return std::make_shared<StoredArchiveTextFile>(name, _fullPath, modDir, _istream.tell(), file->stream_size);
 
 		case ZipRecord::eDeflated:
-			return std::make_shared<DeflatedArchiveTextFile>(name,
-				_fullPath,
-				_containingFolder,
-				_istream.tell(),
-				file->stream_size);
+			return std::make_shared<DeflatedArchiveTextFile>(name, _fullPath, modDir, _istream.tell(), file->stream_size);
 		}
 	}
 
diff --git a/tools/msvc/archivezip.vcxproj b/tools/msvc/archivezip.vcxproj
index ca853c15ef..2f902f009b 100644
--- a/tools/msvc/archivezip.vcxproj
+++ b/tools/msvc/archivezip.vcxproj
@@ -311,6 +311,8 @@
     <ClInclude Include="..\..\plugins\archivezip\DeflatedArchiveTextFile.h" />
     <ClInclude Include="..\..\plugins\archivezip\DeflatedInputStream.h" />
     <ClInclude Include="..\..\plugins\archivezip\GenericFileSystem.h" />
+    <ClInclude Include="..\..\plugins\archivezip\StoreArchiveFile.h" />
+    <ClInclude Include="..\..\plugins\archivezip\StoredArchiveTextFile.h" />
     <ClInclude Include="..\..\plugins\archivezip\ZipArchive.h" />
     <ClInclude Include="..\..\plugins\archivezip\ZipStreamUtils.h" />
   </ItemGroup>
diff --git a/tools/msvc/archivezip.vcxproj.filters b/tools/msvc/archivezip.vcxproj.filters
index 068c07cdd1..77edaf6fb2 100644
--- a/tools/msvc/archivezip.vcxproj.filters
+++ b/tools/msvc/archivezip.vcxproj.filters
@@ -25,6 +25,12 @@
     <ClInclude Include="..\..\plugins\archivezip\DeflatedInputStream.h">
       <Filter>src</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\plugins\archivezip\StoreArchiveFile.h">
+      <Filter>src</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\plugins\archivezip\StoredArchiveTextFile.h">
+      <Filter>src</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\plugins\archivezip\plugin.cpp">