1 files changed, 1 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index 92f9b15a..75037358 100644
--- a/setup.py
+++ b/setup.py
@@ -76,7 +76,7 @@ setup(
         "passlib>=1.6.5, <1.7",
         "pyasn1>=0.1.9, <0.2",
         "pyOpenSSL>=16.0, <17.0",
-        "pyparsing>=2.1,<2.2",
+        "pyparsing>=2.0,<2.1",  # 2.1.1 breaks our binaries, see https://sourceforge.net/p/pyparsing/bugs/93/
         "pyperclip>=1.5.22, <1.6",
         "requests>=2.9.1, <2.10",
         "six>=1.10, <1.11",