diff --git a/requirements.txt b/requirements.txt
index 7f3c7f67..4d01f23a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -94,7 +94,7 @@ oauthlib==3.2.2
 pylti==0.7.0
 django-lti-provider==1.0.0
 
-pyparsing<2.3.1
+pyparsing<3.1.3
 edtf<=3.0.0
 
 pbr==6.0.0 # bandit