diff --git a/CMakeLists.txt b/CMakeLists.txt
index ead57ae5f..eb15ef81f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required( VERSION 2.6 )
+cmake_minimum_required( VERSION 2.6 )
 PROJECT( Assimp )
 
 # Define here the needed parameters
@@ -110,11 +110,7 @@ if( NOT ZLIB_FOUND )
   # compile from sources
   add_subdirectory(contrib/zlib)
   set(ZLIB_FOUND 1)
-  if( ASSIMP_BUILD_STATIC_LIB )
-    set(ZLIB_LIBRARIES zlibstatic)
-  else( ASSIMP_BUILD_STATIC_LIB )
-    set(ZLIB_LIBRARIES zlib)
-  endif( ASSIMP_BUILD_STATIC_LIB )
+  set(ZLIB_LIBRARIES zlibstatic)
   set(ZLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/contrib/zlib ${CMAKE_CURRENT_BINARY_DIR}/contrib/zlib)
 else(NOT ZLIB_FOUND)
   ADD_DEFINITIONS(-DASSIMP_BUILD_NO_OWN_ZLIB)
diff --git a/contrib/zlib/CMakeLists.txt b/contrib/zlib/CMakeLists.txt
index d0952d278..7d598d6fc 100644
--- a/contrib/zlib/CMakeLists.txt
+++ b/contrib/zlib/CMakeLists.txt
@@ -5,14 +5,14 @@ project(zlib C)
 
 set(VERSION "1.2.8")
 
-option(ASM686 "Enable building i686 assembly implementation")
-option(AMD64 "Enable building amd64 assembly implementation")
+option(ASM686 "Enable building i686 assembly implementation for zlib")
+option(AMD64 "Enable building amd64 assembly implementation for zlib")
 
-set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables")
-set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries")
-set(INSTALL_INC_DIR "${CMAKE_INSTALL_PREFIX}/include" CACHE PATH "Installation directory for headers")
-set(INSTALL_MAN_DIR "${CMAKE_INSTALL_PREFIX}/share/man" CACHE PATH "Installation directory for manual pages")
-set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_PREFIX}/share/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files")
+#set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables")
+#set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries")
+#set(INSTALL_INC_DIR "${CMAKE_INSTALL_PREFIX}/include" CACHE PATH "Installation directory for headers")
+#set(INSTALL_MAN_DIR "${CMAKE_INSTALL_PREFIX}/share/man" CACHE PATH "Installation directory for manual pages")
+#set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_PREFIX}/share/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files")
 
 include(CheckTypeSize)
 include(CheckFunctionExists)
@@ -83,6 +83,7 @@ configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/zlib.pc.cmakein
 		${ZLIB_PC} @ONLY)
 configure_file(	${CMAKE_CURRENT_SOURCE_DIR}/zconf.h.cmakein
 		${CMAKE_CURRENT_BINARY_DIR}/zconf.h @ONLY)
+		
 include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_SOURCE_DIR})
 
 
@@ -183,12 +184,12 @@ if(MINGW)
     set(ZLIB_DLL_SRCS ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj)
 endif(MINGW)
 
-add_library(zlib SHARED ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_DLL_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
+#add_library(zlib SHARED ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_DLL_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
 add_library(zlibstatic STATIC ${ZLIB_SRCS} ${ZLIB_ASMS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS})
-set_target_properties(zlib PROPERTIES DEFINE_SYMBOL ZLIB_DLL)
-set_target_properties(zlib PROPERTIES SOVERSION 1)
+#set_target_properties(zlib PROPERTIES DEFINE_SYMBOL ZLIB_DLL)
+#set_target_properties(zlib PROPERTIES SOVERSION 1)
 
-if(NOT CYGWIN)
+#if(NOT CYGWIN)
     # This property causes shared libraries on Linux to have the full version
     # encoded into their final filename.  We disable this on Cygwin because
     # it causes cygz-${ZLIB_FULL_VERSION}.dll to be created when cygz.dll
@@ -196,51 +197,32 @@ if(NOT CYGWIN)
     #
     # This has no effect with MSVC, on that platform the version info for
     # the DLL comes from the resource file win32/zlib1.rc
-    set_target_properties(zlib PROPERTIES VERSION ${ZLIB_FULL_VERSION})
-endif()
+    #set_target_properties(zlib PROPERTIES VERSION ${ZLIB_FULL_VERSION})
+#endif()
 
-if(UNIX)
+#if(UNIX)
     # On unix-like platforms the library is almost always called libz
-   set_target_properties(zlib zlibstatic PROPERTIES OUTPUT_NAME z)
-   if(NOT APPLE)
-     set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
-   endif()
-elseif(BUILD_SHARED_LIBS AND WIN32)
-    # Creates zlib1.dll when building shared library version
-    set_target_properties(zlib PROPERTIES SUFFIX "1.dll")
-endif()
+    #set_target_properties(zlib zlibstatic PROPERTIES OUTPUT_NAME z)
+    #if(NOT APPLE)
+    #  set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
+    #endif()
+#elseif(BUILD_SHARED_LIBS AND WIN32)
+#    # Creates zlib1.dll when building shared library version
+#    set_target_properties(zlib PROPERTIES SUFFIX "1.dll")
+#endif()
 
-if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL )
-    install(TARGETS zlib zlibstatic
-        RUNTIME DESTINATION "${INSTALL_BIN_DIR}"
-        ARCHIVE DESTINATION "${INSTALL_LIB_DIR}"
-        LIBRARY DESTINATION "${INSTALL_LIB_DIR}" )
-endif()
-if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL )
-    install(FILES ${ZLIB_PUBLIC_HDRS} DESTINATION "${INSTALL_INC_DIR}")
-endif()
-if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL )
-    install(FILES ${ZLIB_PC} DESTINATION "${INSTALL_PKGCONFIG_DIR}")
-endif()
-
-#============================================================================
-# Example binaries
-#============================================================================
-
-#add_executable(example test/example.c)
-#target_link_libraries(example zlib)
-#add_test(example example)
-
-#add_executable(minigzip test/minigzip.c)
-#target_link_libraries(minigzip zlib)
-
-if(HAVE_OFF64_T)
-    add_executable(example64 test/example.c)
-    target_link_libraries(example64 zlib)
-    set_target_properties(example64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
-    add_test(example64 example64)
-
-    add_executable(minigzip64 test/minigzip.c)
-    target_link_libraries(minigzip64 zlib)
-    set_target_properties(minigzip64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64")
-endif()
+#if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL )
+#    install(TARGETS zlib zlibstatic
+#        RUNTIME DESTINATION "${INSTALL_BIN_DIR}"
+#        ARCHIVE DESTINATION "${INSTALL_LIB_DIR}"
+#        LIBRARY DESTINATION "${INSTALL_LIB_DIR}" )
+#endif()
+#if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL )
+#    install(FILES ${ZLIB_PUBLIC_HDRS} DESTINATION "${INSTALL_INC_DIR}")
+#endif()
+#if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL )
+#    install(FILES zlib.3 DESTINATION "${INSTALL_MAN_DIR}/man3")
+#endif()
+#if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL )
+#    install(FILES ${ZLIB_PC} DESTINATION "${INSTALL_PKGCONFIG_DIR}")
+#endif()