diff --git a/tools/pip-requires b/tools/pip-requires
index 2deb910ce..6183e4e1b 100644
--- a/tools/pip-requires
+++ b/tools/pip-requires
@@ -3,4 +3,4 @@ argparse
 httplib2
 prettytable>=0.6.0
 simplejson
-pyparsing>=1.5.6,<2.0
+pyparsing