diff --git a/unitTesting/CMakeLists.txt b/unitTesting/CMakeLists.txt
index 1a0c081c6d3234e7f201d1e2dbad8e596254cc5d..cee7fe3e2e24e6c52bb10bcd2881297edc9f6873 100644
--- a/unitTesting/CMakeLists.txt
+++ b/unitTesting/CMakeLists.txt
@@ -70,7 +70,7 @@ FOREACH(test ${tests})
 
   IF (UNIX)
     SET_PROPERTY(TEST ${test} PROPERTY 
-      ENVIRONMENT "LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib:${CMAKE_BINARY_DIR}/src")
+      ENVIRONMENT "LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib:${CMAKE_BINARY_DIR}/src:${BOOST_ROOT}/lib")
   ENDIF(UNIX)
 
 ENDFOREACH(test)