diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index f68100a..04a97c2 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -38,7 +38,8 @@
     receiver/fcch_detector.py
     receiver/chirpz.py
     misc_utils/arfcn.py
-    misc_utils/clock_offset_corrector.py DESTINATION ${GR_PYTHON_DIR}/grgsm
+    misc_utils/clock_offset_corrector.py 
+    misc_utils/hier_block.py DESTINATION ${GR_PYTHON_DIR}/grgsm
 )
 
 ########################################################################