diff --git a/python/trx/CMakeLists.txt b/python/trx/CMakeLists.txt
index c6e3010..ffe5234 100644
--- a/python/trx/CMakeLists.txt
+++ b/python/trx/CMakeLists.txt
@@ -26,6 +26,6 @@
     fake_pm.py
     radio_if.py
     radio_if_grc.py
-    change_sign_of_dict_elements.py
+    dict_toggle_sign.py
     DESTINATION ${GR_PYTHON_DIR}/grgsm/trx
 )