diff --git a/requirements.txt b/requirements.txt
index 1c3489cb..fe2c59de 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -95,7 +95,7 @@ pylti1p3==2.0.0  # django-lti-provider
 pyjwt==2.11.0  # pylti1p3
 jwcrypto==1.5.6  # pylti1p3
 
-pyparsing<2.3.1
+pyparsing<3.3.3
 edtf<=3.0.0
 
 pbr==7.0.0 # bandit