diff --git a/hy/lex/parser.py b/hy/lex/parser.py
index 236b825..fac2577 100755
--- a/hy/lex/parser.py
+++ b/hy/lex/parser.py
@@ -17,10 +17,7 @@ from .lexer import lexer
 from .exceptions import LexException, PrematureEndOfInput
 
 
-pg = ParserGenerator(
-    [rule.name for rule in lexer.rules] + ['$end'],
-    cache_id="hy_parser"
-)
+pg = ParserGenerator([rule.name for rule in lexer.rules] + ['$end'])
 
 mangle_delim = 'X'
 
diff --git a/setup.py b/setup.py
index f6e4c65..45c5c36 100755
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@ class Install(install):
                         "." + filename[:-len(".hy")])
         install.run(self)
 
-install_requires = ['rply>=0.7.5', 'astor', 'funcparserlib>=0.3.6', 'clint>=0.4']
+install_requires = ['rply>=0.7.6', 'astor', 'funcparserlib>=0.3.6', 'clint>=0.4']
 if os.name == 'nt':
     install_requires.append('pyreadline>=2.1')