diff --git a/RELICENSE/WenbinHou.md b/RELICENSE/WenbinHou.md
new file mode 100644
index 00000000..28eda9ad
--- /dev/null
+++ b/RELICENSE/WenbinHou.md
@@ -0,0 +1,15 @@
+# Permission to Relicense under MPLv2 or any other OSI approved license chosen by the current ZeroMQ BDFL
+
+This is a statement by Wenbin Hou
+that grants permission to relicense its copyrights in the libzmq C++
+library (ZeroMQ) under the Mozilla Public License v2 (MPLv2) or any other 
+Open Source Initiative approved license chosen by the current ZeroMQ 
+BDFL (Benevolent Dictator for Life).
+
+A portion of the commits made by the Github handle "Wenbin Hou", with
+commit author "Wenbin Hou <houwenbin@pku.edu.cn>", are copyright of Wenbin Hou.
+This document hereby grants the libzmq project team to relicense libzmq, 
+including all past, present and future contributions of the author listed above.
+
+Wenbin Hou
+2018/05/16
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 9a053f00..6c7135f6 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -172,7 +172,7 @@ link_libraries(libzmq ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT} unity)
 else ()
 link_libraries(libzmq-static ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT} unity)
 endif ()
-include_directories("${CMAKE_SOURCE_DIR}/../include" "${CMAKE_BINARY_DIR}")
+include_directories("${ZeroMQ_SOURCE_DIR}/../include" "${ZeroMQ_BINARY_DIR}")
 
 foreach(test ${tests})
   # target_sources not supported before CMake 3.1
@@ -199,7 +199,7 @@ foreach(test ${tests})
   else()
     # per-test directories not generated on OS X / Darwin
     if (NOT ${CMAKE_CXX_COMPILER_ID} MATCHES "Clang.*")
-        link_directories(${test} PRIVATE "${CMAKE_SOURCE_DIR}/../lib")
+        link_directories(${test} PRIVATE "${ZeroMQ_SOURCE_DIR}/../lib")
     endif()
   endif()
 
diff --git a/unittests/CMakeLists.txt b/unittests/CMakeLists.txt
index a9a02c2e..29cde824 100644
--- a/unittests/CMakeLists.txt
+++ b/unittests/CMakeLists.txt
@@ -22,8 +22,8 @@ if(WIN32)
     link_libraries(ws2_32.lib)
 endif()
 
-include_directories("${CMAKE_SOURCE_DIR}/include" "${CMAKE_SOURCE_DIR}/src" "${CMAKE_BINARY_DIR}")
-include_directories("${CMAKE_SOURCE_DIR}/external/unity")
+include_directories("${ZeroMQ_SOURCE_DIR}/include" "${ZeroMQ_SOURCE_DIR}/src" "${ZeroMQ_BINARY_DIR}")
+include_directories("${ZeroMQ_SOURCE_DIR}/external/unity")
 
 foreach(test ${unittests})
   # target_sources not supported before CMake 3.1
@@ -31,7 +31,7 @@ foreach(test ${unittests})
 
   # per-test directories not generated on OS X / Darwin
   if (NOT ${CMAKE_CXX_COMPILER_ID} MATCHES "Clang.*")
-      link_directories(${test} PRIVATE "${CMAKE_SOURCE_DIR}/../lib")     
+      link_directories(${test} PRIVATE "${ZeroMQ_SOURCE_DIR}/../lib")     
   endif()
   
   target_link_libraries(${test} libzmq-static ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT} unity)