--- a/get_pythia8_version.py
+++ b/get_pythia8_version.py
@@ -29,14 +29,14 @@
 version = None
 
 def get_version_from_xml():
-    if not os.path.exists(pjoin(pythia8_path,'share','Pythia8','xmldoc','Version.xml')):
+    if not os.path.exists(pjoin(pythia8_path,'share','pythia8','xmldoc','Version.xml')):
         print "Error in 'get_pythia8_version.py': could not get Pyhtia8 file \n  '%s'\n storing the version number"% \
-               pjoin(local_path,'share','Pythia8','xmldoc','Version.xml') 
+               pjoin(local_path,'share','pythia8','xmldoc','Version.xml')
         return None
 
     versionfinder = re.compile('^\s*\<parmfix\s*name\=\"Pythia:versionNumber\"\s*default=\"(?P<version>[\d\.]+)\"\>')
 
-    for line in open(pjoin(pythia8_path,'share','Pythia8','xmldoc','Version.xml')):
+    for line in open(pjoin(pythia8_path,'share','pythia8','xmldoc','Version.xml')):
         match = versionfinder.match(line)
         if match:
             version = match.group('version')

--- a/compile.py
+++ b/compile.py
@@ -103,17 +103,17 @@

 # Now proceed with the installation

-if not os.path.exists(pjoin(pythia8_path,'share','Pythia8','examples','Makefile.inc')):
+if not os.path.exists(pjoin(pythia8_path,'share','pythia8','examples','Makefile.inc')):
     print "Error in MG5aMC_PY8_interface installer. Could not find file:\n   %s"%\
-                       pjoin(pythia8_path,'share','Pythia8','examples','Makefile.inc')
+                       pjoin(pythia8_path,'share','pythia8','examples','Makefile.inc')
     sys.exit(error_exit_code)
-shutil.copy(pjoin(pythia8_path,'share','Pythia8','examples','Makefile.inc'),
+shutil.copy(pjoin(pythia8_path,'share','pythia8','examples','Makefile.inc'),
                                                  pjoin(local_path,'Makefile.inc'))
-if not os.path.exists(pjoin(pythia8_path,'share','Pythia8','examples','Makefile')):
+if not os.path.exists(pjoin(pythia8_path,'share','pythia8','examples','Makefile')):
     print "Error in MG5aMC_PY8_interface installer. Could not find file:\n   %s"%\
-                           pjoin(pythia8_path,'share','Pythia8','examples','Makefile')
+                           pjoin(pythia8_path,'share','pythia8','examples','Makefile')
     sys.exit(error_exit_code)
-shutil.copy(pjoin(pythia8_path,'share','Pythia8','examples','Makefile'),
+shutil.copy(pjoin(pythia8_path,'share','pythia8','examples','Makefile'),
                                                      pjoin(local_path,'Makefile'))

 if _use_original_PY8_makefile: