--- cliff.egg-info/requires.txt
+++ cliff.egg-info/requires.txt
@@ -1,3 +1,3 @@
 PrettyTable>=0.6,<0.8
-cmd2>=0.6.4,<0.6.6
-pyparsing==1.5.7
\ No newline at end of file
+cmd2>=0.6.4,<0.6.7
+pyparsing==1.5.7
--- setup.py
+++ setup.py
@@ -17,9 +17,7 @@
 
 install_requires = [
     'PrettyTable>=0.6,<0.8',
-    # Restrict cliff from bringing in cmd2 0.6.6 until the problem
-    # with the Python 3-only code is resolved.
-    'cmd2>=0.6.4,<0.6.6',
+    'cmd2>=0.6.4,<0.6.7',
 ]
 
 # We need a different version of PyParsing, depending on which version