diff --git a/Digitisers/SimHitMerge/CMakeLists.txt b/Digitisers/SimHitMerge/CMakeLists.txt
index 3a4135239fe9e953662c322c20393e022b26edfa..680d80a9dde0329eb068a9b6fd913654495809be 100644
--- a/Digitisers/SimHitMerge/CMakeLists.txt
+++ b/Digitisers/SimHitMerge/CMakeLists.txt
@@ -3,7 +3,7 @@ gaudi_subdir(SimHitMergeAlg v0r0)
 find_package(DD4hep COMPONENTS DDG4 REQUIRED)
 find_package(EDM4HEP REQUIRED)
 find_package(podio REQUIRED ) 
-find_package(K4FWCore REQUIRED)
+find_package(k4FWCore REQUIRED)
 
 include_directories(${EDM4HEP_INCLUDE_DIR})
 
@@ -14,7 +14,7 @@ set(SimHitMergeAlg_srcs src/*.cpp)
 
 # Modules
 gaudi_add_module(SimHitMerge ${SimHitMergeAlg_srcs}
-    INCLUDE_DIRS K4FWCore GaudiKernel GaudiAlgLib DD4hep  
-    LINK_LIBRARIES K4FWCore GaudiKernel GaudiAlgLib DD4hep DDRec
+    INCLUDE_DIRS k4FWCore GaudiKernel GaudiAlgLib DD4hep  
+    LINK_LIBRARIES k4FWCore GaudiKernel GaudiAlgLib DD4hep DDRec
     EDM4HEP::edm4hep EDM4HEP::edm4hepDict
 )
diff --git a/Examples/options/LCIO_read_G2CD.py b/Examples/options/LCIO_read_G2CD.py
index e2df344fe42fa500d3fed33165a5c2e2d10d26fb..f4ea25ac957f53864131ddd02ad23db5c95aba34 100644
--- a/Examples/options/LCIO_read_G2CD.py
+++ b/Examples/options/LCIO_read_G2CD.py
@@ -1,8 +1,8 @@
 #!/usr/bin/env python
 
 from Gaudi.Configuration import *
-from Configurables import K4DataSvc
-dsvc = K4DataSvc("EventDataSvc")
+from Configurables import k4DataSvc
+dsvc = k4DataSvc("EventDataSvc")
 
 # read LCIO files
 from Configurables import LCIOInput