diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 68a6aa4..1689ee5 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -31,6 +31,7 @@
 GR_PYTHON_INSTALL(
     FILES
     __init__.py
+    receiver/gsm_input.py
     receiver/fcch_burst_tagger.py
     receiver/sch_detector.py
     receiver/fcch_detector.py