diff --git a/ReadMe.txt b/ReadMe.txt
index 6d6f24dba7fb5d6164adfa612e63a46085ef92bd..b6f56b572b635d3eaef9528a11eb1467465603f9 100644
--- a/ReadMe.txt
+++ b/ReadMe.txt
@@ -71,6 +71,8 @@ $> xyz_centers13.txt        Example file with 13 angular bin centroids.
 $> 50positions.txt          Fifty random image locations to compute descriptors in.
 $> pca_matrix_o13_d43.txt   Example file with PCA matrix to project the descriptors.
 
+example usage of dispaly_finddd.py (after running run_example.sh):
+$> python display_finddd.py -f test/features_step6.fvecs -pcd example.pcd -c xyz_centers13.txt
 
 CITATION
 --------
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index bb923e123b71c287e59d3b51d711941557096d5e..6062c4eb2b74661fd1cff362b409226c21542172 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,5 +1,5 @@
 # locate the necessary dependencies
-FIND_PACKAGE( Boost 1.54 COMPONENTS program_options REQUIRED )
+FIND_PACKAGE( Boost 1.46 COMPONENTS program_options REQUIRED )
 INCLUDE_DIRECTORIES( ${Boost_INCLUDE_DIR} )
 
 #IF PCL in non-standard directory, uncomment this: