diff --git a/CAL/CalibrationProcessing/lib/CMakeLists.txt b/CAL/CalibrationProcessing/lib/CMakeLists.txt
index 0108adcf170d8f857eaf28279bf16fc4807d14f6..3f0c1839a8f3cee8f849e7f2e0c276228db3a9be 100644
--- a/CAL/CalibrationProcessing/lib/CMakeLists.txt
+++ b/CAL/CalibrationProcessing/lib/CMakeLists.txt
@@ -19,7 +19,8 @@
 
 python_install(
     __init__.py
-    processing.py
+    processing/averaging.py
+    processing/__init__.py
     DESTINATION lofar/calibration)
 
 lofar_add_bin_script(process_holography_dataset.py RENAME process_holography_dataset)
\ No newline at end of file