diff --git a/CMakeLists.txt b/CMakeLists.txt
index f864d55..6419a0c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -48,6 +48,7 @@ SET(Boost_USE_STATIC_RUNTIME OFF)
 SET(Boost_FOUND FALSE)
 FIND_PACKAGE(Boost 1.46.0 REQUIRED COMPONENTS program_options)
 if ( Boost_FOUND )
+  ADD_DEFINITIONS(${BOOST_DEFINITIONS} -DBOOST_ALL_NO_LIB)
   message(STATUS "Boost and boost_program_options found.")
   include_directories( ${Boost_INCLUDE_DIRS} )
   SET(DGtalToolsContribLibDependencies ${DGtalToolsContribLibDependencies} 
diff --git a/appveyor.yml b/appveyor.yml
index a421321..5d48b64 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -48,13 +48,26 @@ init:
 install:
 
 before_build:
+  # install zlib
+  - cmd: mkdir c:\zlib
+  - appveyor DownloadFile "https://github.com/madler/zlib/archive/v1.2.9.zip" -FileName zlib.zip
+  - 7z x zlib.zip -oC:\zlib
+  - cmd: cd C:\zlib
+  - cmd: mkdir C:\zlib-install
+  - cmd: mkdir C:\zlib-build
+  - cmd: cd C:\zlib-build
+  - cmd: dir C:\zlib
+  - cmake -G"%VS_GEN%" -DCMAKE_BUILD_TYPE=%CONFIG%  -DCMAKE_INSTALL_PREFIX:PATH=c:\zlib-install C:\zlib\zlib-1.2.9
+  - msbuild zlib.sln /m
+  - cmd: msbuild INSTALL.vcxproj
+
   - git clone https://github.com/kerautret/libQGLViewer.git C:\projects\libqglviewer
   - cd C:\projects\libqglviewer\QGLViewer
   - qmake -t vclib QGLViewer.pro -spec win32-msvc2013 -o  qglviewer.vcxproj
   - msbuild /m /p:Configuration=%CONFIGQGL% /p:Platform=%B_NAME% qglviewer.vcxproj 
   - git clone -q --branch=master https://github.com/DGtal-team/DGtal.git C:\projects\dgtal
   - cd C:\projects\dgtal
-  - cmake -Wno-dev -G"%VS_GEN%" -DCMAKE_BUILD_TYPE=%CONFIG% -DWITH_QGLVIEWER:BOOL=ON -DWITH_QT5:BOOL=ON -DQGLVIEWER_INCLUDE_DIR=C:\projects\libqglviewer -DQGLVIEWER_LIBRARIES=C:\projects\libqglviewer\QGLViewer\QGLViewer2.lib -DBUILD_TESTING:BOOL=OFF -DBUILD_EXAMPLES:BOOL=OFF -DBUILD_SHARED_LIBS:BOOL=FALSE  -DBOOST_ROOT=%BOOST_ROOT% .
+  - cmake -Wno-dev -G"%VS_GEN%" -DCMAKE_BUILD_TYPE=%CONFIG% -DWITH_QGLVIEWER:BOOL=ON -DWITH_QT5:BOOL=ON -DQGLVIEWER_INCLUDE_DIR=C:\projects\libqglviewer -DQGLVIEWER_LIBRARIES=C:\projects\libqglviewer\QGLViewer\QGLViewer2.lib -DBUILD_TESTING:BOOL=OFF -DBUILD_EXAMPLES:BOOL=OFF -DBUILD_SHARED_LIBS:BOOL=FALSE  -DZLIB_LIBRARY=c:/zlib-install/lib/zlibd.lib -DZLIB_INCLUDE_DIR=c:/zlib-install/include/  -DBOOST_ROOT=%BOOST_ROOT% .
   - msbuild /m /p:Configuration=%CONFIG% /p:Platform=%B_NAME% DGtal.sln 
   - cd %APPVEYOR_BUILD_FOLDER%
   - cmake -Wno-dev -G"%VS_GEN%" -DCMAKE_BUILD_TYPE=%CONFIG%   -DBOOST_ROOT=%BOOST_ROOT%   -DBOOST_LIBRARYDIR="%BOOST_LIBRARYDIR%" -DDGtal_DIR=C:\projects\dgtal .