diff --git a/CMake/otbIncludeDirectories.cmake b/CMake/otbIncludeDirectories.cmake
index e5539ae89a1cd427951c39239db188eda06b4053..1044a4691ac81775204e73db98ee21f16c2c5e50 100644
--- a/CMake/otbIncludeDirectories.cmake
+++ b/CMake/otbIncludeDirectories.cmake
@@ -78,14 +78,6 @@ IF(BUILD_APPLICATIONS)
     ${OTB_SOURCE_DIR}/Code/Wrappers/CommandLine )
 ENDIF(BUILD_APPLICATIONS)
 
-IF(NOT OTB_USE_EXTERNAL_BOOST)
-  SET(OTB_INCLUDE_DIRS_BUILD_TREE ${OTB_INCLUDE_DIRS_BUILD_TREE}
-    ${OTB_SOURCE_DIR}/Utilities/otbkml/third_party/boost_1_34_1)
-ELSE(NOT OTB_USE_EXTERNAL_BOOST)
-  SET(OTB_INCLUDE_DIRS_BUILD_TREE ${OTB_INCLUDE_DIRS_BUILD_TREE}
-    ${Boost_INCLUDE_DIR})
-ENDIF(NOT OTB_USE_EXTERNAL_BOOST)
-
 IF(NOT OTB_USE_EXTERNAL_OSSIM)
   SET(OTB_INCLUDE_DIRS_BUILD_TREE ${OTB_INCLUDE_DIRS_BUILD_TREE}
   ${OTB_SOURCE_DIR}/Utilities/otbossim/include