diff --git a/.gitignore b/.gitignore
index f230cd41..7a86999f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
-Debug/
-Release/
+bin/
+lib/
 *.obj
 *.sdf
 *.suo
diff --git a/build/premake5.lua b/build/premake5.lua
index 45e59c15..687aca09 100644
--- a/build/premake5.lua
+++ b/build/premake5.lua
@@ -18,26 +18,18 @@ project "xlnt.test"
     language "C++"
     targetname "xlnt.test"
     includedirs { 
-       "$(opc_prefix)",
-       "$(opc_prefix)/config",
-       "$(opc_prefix)/third_party/libxml2-2.7.7/include",
        "$(cxxtest_prefix)",
        "../include",
-       "../third-party/pugixml/src"
+       "../third-party/pugixml/src",
+       "../third-party/zlib",
+       "../third-party/zlib/contrib/minizip"
     }
     defines { "WIN32" }
     files { 
        "../source/tests/**.h",
        "../source/tests/runner-autogen.cpp"
     }
-    links { 
-        "xlnt",
-	"mce",
-	"opc",
-	"plib",
-	"xml",
-	"zlib"
-    }
+    links { "xlnt" }
     prebuildcommands { "cxxtestgen --runner=ErrorPrinter -o ../../source/tests/runner-autogen.cpp ../../source/tests/*.h" }
     flags { 
        "Unicode",
@@ -46,18 +38,13 @@ project "xlnt.test"
        "NoPCH"
     }
     configuration "Debug"
-	targetdir "../bin/debug"
+	targetdir "../bin"
     configuration "Release"
         flags { "LinkTimeOptimization" }
-	targetdir "../bin/release"
+	targetdir "../bin"
     configuration "windows"
-        includedirs { "$(opc_prefix)/plib/config/msvc/plib/include" }
         defines { "WIN32" }
 	links { "Shlwapi" }
-        libdirs { "$(opc_prefix)/win32/x64/Debug" }
-    configuration "not windows"
-        includedirs { "$(opc_prefix)/build/plib/config/darwin-debug-gcc-i386/plib/include" }
-        libdirs { "$(opc_prefix)/build/darwin-debug-gcc-i386/static" }
 
 project "xlnt"
     kind "StaticLib"
@@ -65,9 +52,6 @@ project "xlnt"
     warnings "Extra"
     targetdir "../lib/"
     includedirs { 
-       "$(opc_prefix)",
-       "$(opc_prefix)/config",
-       "$(opc_prefix)/third_party/libxml2-2.7.7/include",
        "../include/xlnt",
        "../third-party/pugixml/src",
        "../source/",
@@ -97,9 +81,6 @@ project "xlnt"
     configuration "Debug"
         flags { "FatalWarnings" }
     configuration "windows"
-        includedirs { "$(opc_prefix)/plib/config/msvc/plib/include" }
         defines { "WIN32" }
-    configuration "not windows"
-        includedirs { "$(opc_prefix)/build/plib/config/darwin-debug-gcc-i386/plib/include" }
-    configuration "**.c"
-        flags { "NoWarnings" }
+    configuration "../third-party/zlib/*.c"
+        warnings "Off"
diff --git a/source/tests/ZipFileTestSuite.h b/source/tests/ZipFileTestSuite.h
index 34ee546f..3af65427 100644
--- a/source/tests/ZipFileTestSuite.h
+++ b/source/tests/ZipFileTestSuite.h
@@ -10,12 +10,13 @@ class ZipFileTestSuite : public CxxTest::TestSuite
 public:
     ZipFileTestSuite()
     {
+        /*
         template_zip = "../../source/tests/test_data/packaging/test.zip";
         test_zip = "../../source/tests/test_data/packaging/a.zip";
         existing_xlsx = "../../source/tests/test_data/packaging/existing.xlsx";
         new_xlsx = "../../source/tests/test_data/packaging/new.xlsx";
 
-        xlnt::file::copy(template_zip, test_zip, true);
+        xlnt::file::copy(template_zip, test_zip, true);*/
     }
 
     void test_existing_package()
diff --git a/source/tests/runner-autogen.cpp b/source/tests/runner-autogen.cpp
index 8c188ff4..0554d2c3 100644
--- a/source/tests/runner-autogen.cpp
+++ b/source/tests/runner-autogen.cpp
@@ -1524,31 +1524,31 @@ CxxTest::StaticSuiteDescription suiteDescription_ZipFileTestSuite( "../../source
 
 static class TestDescription_suite_ZipFileTestSuite_test_existing_package : public CxxTest::RealTestDescription {
 public:
- TestDescription_suite_ZipFileTestSuite_test_existing_package() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 21, "test_existing_package" ) {}
+ TestDescription_suite_ZipFileTestSuite_test_existing_package() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 22, "test_existing_package" ) {}
  void runTest() { suite_ZipFileTestSuite.test_existing_package(); }
 } testDescription_suite_ZipFileTestSuite_test_existing_package;
 
 static class TestDescription_suite_ZipFileTestSuite_test_new_package : public CxxTest::RealTestDescription {
 public:
- TestDescription_suite_ZipFileTestSuite_test_new_package() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 27, "test_new_package" ) {}
+ TestDescription_suite_ZipFileTestSuite_test_new_package() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 28, "test_new_package" ) {}
  void runTest() { suite_ZipFileTestSuite.test_new_package(); }
 } testDescription_suite_ZipFileTestSuite_test_new_package;
 
 static class TestDescription_suite_ZipFileTestSuite_test_read_text : public CxxTest::RealTestDescription {
 public:
- TestDescription_suite_ZipFileTestSuite_test_read_text() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 37, "test_read_text" ) {}
+ TestDescription_suite_ZipFileTestSuite_test_read_text() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 38, "test_read_text" ) {}
  void runTest() { suite_ZipFileTestSuite.test_read_text(); }
 } testDescription_suite_ZipFileTestSuite_test_read_text;
 
 static class TestDescription_suite_ZipFileTestSuite_test_write_text : public CxxTest::RealTestDescription {
 public:
- TestDescription_suite_ZipFileTestSuite_test_write_text() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 44, "test_write_text" ) {}
+ TestDescription_suite_ZipFileTestSuite_test_write_text() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 45, "test_write_text" ) {}
  void runTest() { suite_ZipFileTestSuite.test_write_text(); }
 } testDescription_suite_ZipFileTestSuite_test_write_text;
 
 static class TestDescription_suite_ZipFileTestSuite_test_read_xml : public CxxTest::RealTestDescription {
 public:
- TestDescription_suite_ZipFileTestSuite_test_read_xml() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 58, "test_read_xml" ) {}
+ TestDescription_suite_ZipFileTestSuite_test_read_xml() : CxxTest::RealTestDescription( Tests_ZipFileTestSuite, suiteDescription_ZipFileTestSuite, 59, "test_read_xml" ) {}
  void runTest() { suite_ZipFileTestSuite.test_read_xml(); }
 } testDescription_suite_ZipFileTestSuite_test_read_xml;
 
diff --git a/source/tests/test_data/packaging/a.txt b/source/tests/test_data/packaging/a.txt
deleted file mode 100644
index 8d14cbf9..00000000
--- a/source/tests/test_data/packaging/a.txt
+++ /dev/null
@@ -1 +0,0 @@
-a.txt
\ No newline at end of file
diff --git a/source/tests/test_data/packaging/a.xml b/source/tests/test_data/packaging/a.xml
deleted file mode 100644
index 14bd1dbb..00000000
--- a/source/tests/test_data/packaging/a.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-<root>
-  <child attribute="attribute" />
-  <element>Text</element>
-</root>
diff --git a/source/tests/test_data/packaging/a.zip b/source/tests/test_data/packaging/a.zip
deleted file mode 100644
index 42d3bd33..00000000
Binary files a/source/tests/test_data/packaging/a.zip and /dev/null differ
diff --git a/source/tests/test_data/packaging/test.zip b/source/tests/test_data/packaging/test.zip
deleted file mode 100644
index 42d3bd33..00000000
Binary files a/source/tests/test_data/packaging/test.zip and /dev/null differ