diff --git a/setup.py b/setup.py
index 0e8a5e3..17fba65 100644
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,7 @@
 test_requires = [
     "nose2<1",
     "nose2-cov==1.0a4",
-    "jsonpointer<3",
+    "jsonpointer<4",
     "PyYAML<7",
     "u-msgpack-python<3",
 ]