diff --git a/base-requirements.txt b/base-requirements.txt
index d9aa922eb..727390c7b 100644
--- a/base-requirements.txt
+++ b/base-requirements.txt
@@ -47,7 +47,7 @@ django-ordered-model==3.4.3
 django-widget-tweaks==1.4.8
 django-countries==7.2.1
 num2words==0.5.10
-django-polymorphic==3.0.0
+django-polymorphic==3.1.0
 sorl-thumbnail==12.7.0
 django-extensions==3.1.4
 django-import-export==2.7.1