diff --git a/interfaces/cython/.gitignore b/interfaces/cython/.gitignore
index 38972302e..65213e9be 100644
--- a/interfaces/cython/.gitignore
+++ b/interfaces/cython/.gitignore
@@ -9,8 +9,11 @@ cantera/test/data/*.dat
 cantera/test/data/*.csv
 setup2.py
 setup3.py
-ctml_writer.py
+cantera/ctml_writer.py
 scripts/ctml_writer.py
 scripts/ctml_writer
+cantera/ck2cti.py
+scripts/ck2cti.py
+scripts/ck2cti
 Cantera.egg-info
 dist
diff --git a/interfaces/cython/SConscript b/interfaces/cython/SConscript
index c044595c2..9c4d2e7e4 100644
--- a/interfaces/cython/SConscript
+++ b/interfaces/cython/SConscript
@@ -43,19 +43,27 @@ def add_dependencies(mod, ext):
 if os.name == 'nt':
   script_ext = '.py'
   localenv['py_ctml_writer'] = repr('scripts/ctml_writer.py')
+  localenv['py_ck2cti'] = repr('scripts/ck2cti.py')
 else:
   script_ext = ''
   localenv['py_ctml_writer'] = repr('scripts/ctml_writer')
+  localenv['py_ck2cti'] = repr('scripts/ck2cti')
 
-# The actual ctml_writer script
-build(env.Command('ctml_writer.py',
+# The actual ctml_writer and ck2cti scripts
+build(env.Command('cantera/ctml_writer.py',
                   '#interfaces/python/ctml_writer.py',
                   Copy('$TARGET', '$SOURCE')))
+build(env.Command('cantera/ck2cti.py',
+                  '#interfaces/python/ck2cti.py',
+                  Copy('$TARGET', '$SOURCE')))
 
 # thin wrapper
 build(env.Command('scripts/ctml_writer%s' % script_ext,
                   'scripts/ctml_writer.py.in',
                   Copy('$TARGET', '$SOURCE')))
+build(env.Command('scripts/ck2cti%s' % script_ext,
+                  'scripts/ck2cti.py.in',
+                  Copy('$TARGET', '$SOURCE')))
 
 def install_module(prefix, python_version):
     if prefix == 'USER':
diff --git a/interfaces/cython/scripts/ck2cti.py.in b/interfaces/cython/scripts/ck2cti.py.in
new file mode 100644
index 000000000..db45ff6a7
--- /dev/null
+++ b/interfaces/cython/scripts/ck2cti.py.in
@@ -0,0 +1,5 @@
+#!/usr/bin/python
+from cantera import ck2cti
+import sys
+
+ck2cti.main(sys.argv[1:])
diff --git a/interfaces/cython/scripts/ctml_writer.py.in b/interfaces/cython/scripts/ctml_writer.py.in
index f5a301eb0..ed9b4c58c 100644
--- a/interfaces/cython/scripts/ctml_writer.py.in
+++ b/interfaces/cython/scripts/ctml_writer.py.in
@@ -1,5 +1,5 @@
 #!/usr/bin/python
-import ctml_writer
+from cantera import ctml_writer
 
 if __name__ == "__main__":
     import sys
diff --git a/interfaces/cython/setup.py.in b/interfaces/cython/setup.py.in
index 04617b9a8..62c8fb007 100644
--- a/interfaces/cython/setup.py.in
+++ b/interfaces/cython/setup.py.in
@@ -23,9 +23,9 @@ setup(name="Cantera",
                   'cantera.test',
                   'cantera.test.data',
                   'cantera.examples'],
-      scripts=[@py_ctml_writer@],
+      scripts=[@py_ctml_writer@,
+               @py_ck2cti@],
       ext_modules = exts,
-      py_modules = ['ctml_writer'],
       package_data = {'cantera.data': ['*.*'],
                       'cantera.test.data': ['*.*'],
                       'cantera.examples': ['*/*.*']})
diff --git a/interfaces/python/ck2cti.py b/interfaces/python/ck2cti.py
index 85cd81af9..de586167e 100755
--- a/interfaces/python/ck2cti.py
+++ b/interfaces/python/ck2cti.py
@@ -1699,7 +1699,7 @@ duplicate transport data) to be ignored.
             print('Mechanism contains {0} species and {1} reactions.'.format(len(self.speciesList), len(self.reactions)))
 
 
-if __name__ == '__main__':
+def main(argv):
     import getopt
     import sys
 
@@ -1707,7 +1707,7 @@ if __name__ == '__main__':
                    'permissive', 'help', 'debug']
 
     try:
-        optlist, args = getopt.getopt(sys.argv[1:], 'dh', longOptions)
+        optlist, args = getopt.getopt(argv, 'dh', longOptions)
         options = dict()
         for o,a in optlist:
             options[o] = a
@@ -1748,3 +1748,7 @@ if __name__ == '__main__':
 
     parser.convertMech(inputFile, thermoFile, transportFile, phaseName,
                        outName, permissive=permissive)
+
+if __name__ == '__main__':
+    import sys
+    main(sys.argv[1:])