diff --git a/DDCore/python/dd4hepFactories.py b/DDCore/python/dd4hepFactories.py
index 6a43b20e3..71a1b4e05 100755
--- a/DDCore/python/dd4hepFactories.py
+++ b/DDCore/python/dd4hepFactories.py
@@ -30,7 +30,7 @@ def scanPath(self):
     if os.getenv("LD_LIBRARY_PATH") is not None:
       ldp = os.environ['LD_LIBRARY_PATH'].split(':')
     else:
-      ldp = [ '/usr/lib64', '/usr/lib/', '/usr/local/lib', '/usr/lib64/root', '/usr/lib/root', '/usr/local/lib/root' ]
+      ldp = ['/usr/lib64', '/usr/lib/', '/usr/local/lib', '/usr/lib64/root', '/usr/lib/root', '/usr/local/lib/root']
     for p in ldp:
       if len(p):
         logger.info('+== Search component directory: ' + p)
diff --git a/DDCore/python/dd4hep_base.py b/DDCore/python/dd4hep_base.py
index 7bb6c4b5e..698b804ef 100644
--- a/DDCore/python/dd4hep_base.py
+++ b/DDCore/python/dd4hep_base.py
@@ -35,7 +35,7 @@ def compileAClick(dictionary, g4=True):
     rootsys = "/usr"
 
   inc = ' -I' + rootsys + '/include -I' + dd4hep + '/include '
-  lib = ' -L' + dd4hep + '/lib64 '+ ' -L' + dd4hep + '/lib -lDDCore -lDDG4 -lDDSegmentation '
+  lib = ' -L' + dd4hep + '/lib64 ' + ' -L' + dd4hep + '/lib -lDDCore -lDDG4 -lDDSegmentation '
   if g4:
     if os.getenv("G4INSTALL") is not None:
       geant4 = os.environ['G4INSTALL']
@@ -67,8 +67,8 @@ def loaddd4hep():
     rootsys = "/usr"
   sys.path.append(rootsys + os.sep + 'lib')
   sys.path.append(rootsys + os.sep + 'lib64')
-  sys.path.append(rootsys + os.sep + 'lib' + os.sep +'root')
-  sys.path.append(rootsys + os.sep + 'lib64' + os.sep +'root')
+  sys.path.append(rootsys + os.sep + 'lib' + os.sep + 'root')
+  sys.path.append(rootsys + os.sep + 'lib64' + os.sep + 'root')
   from ROOT import gSystem
 
   import platform