diff --git a/requirements_test.txt b/requirements_test.txt
index 58e630b..13c5f92 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -4,6 +4,6 @@ black==23.3.0
 typing-extensions==4.5.0
 
 # Only for CPython (exclude pypy).
-celery-types==0.14.0; implementation_name != 'pypy'
+celery-types==0.20.0; implementation_name != 'pypy'
 mypy==1.0.0; implementation_name != 'pypy'
 types-setuptools==67.6.0.6; implementation_name != 'pypy'