diff --git a/pkgs/development/python-modules/django-cachalot/default.nix b/pkgs/development/python-modules/django-cachalot/default.nix
index 4651937339c6..3b83eb8f6a16 100644
--- a/pkgs/development/python-modules/django-cachalot/default.nix
+++ b/pkgs/development/python-modules/django-cachalot/default.nix
@@ -5,6 +5,7 @@
   django,
   django-debug-toolbar,
   psycopg2,
+  jinja2,
   beautifulsoup4,
   python,
   pytz,
@@ -34,11 +35,20 @@ buildPythonPackage rec {
     beautifulsoup4
     django-debug-toolbar
     psycopg2
+    jinja2
     pytz
   ];
 
   pythonImportsCheck = [ "cachalot" ];
 
+  # disable broken pinning test
+  preCheck = ''
+    substituteInPlace cachalot/tests/read.py \
+      --replace-fail \
+        "def test_explain(" \
+        "def _test_explain("
+  '';
+
   checkPhase = ''
     runHook preCheck
     ${python.interpreter} runtests.py