diff --git a/python-nbdime.changes b/python-nbdime.changes
index 754cbff..791fb67 100644
--- a/python-nbdime.changes
+++ b/python-nbdime.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Aug 20 14:38:49 UTC 2019 - Todd R <toddrme2178@gmail.com>
+
+- Tests require jsonschema 3.
+
 -------------------------------------------------------------------
 Sun Aug 11 03:39:51 UTC 2019 - Todd R <toddrme2178@gmail.com>
 
diff --git a/python-nbdime.spec b/python-nbdime.spec
index d05d8c9..2ba09b4 100644
--- a/python-nbdime.spec
+++ b/python-nbdime.spec
@@ -44,6 +44,7 @@ BuildRequires:  zip
 BuildRequires:  python-backports.functools_lru_cache
 BuildRequires:  python-backports.shutil_which
 # SECTION test requirements
+BuildRequires:  %{python_module jsonschema > 3}
 BuildRequires:  %{python_module mock}
 BuildRequires:  %{python_module pytest}
 # /SECTION