diff --git a/pkgs/development/python-modules/clevercsv/default.nix b/pkgs/development/python-modules/clevercsv/default.nix
index fdd2e1f894c1..4ab05a964f56 100644
--- a/pkgs/development/python-modules/clevercsv/default.nix
+++ b/pkgs/development/python-modules/clevercsv/default.nix
@@ -1,38 +1,53 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
+
+# propagates
 , chardet
+, regex
+, packaging
+
+# optionals
 , faust-cchardet
 , pandas
-, regex
 , tabview
+# TODO: , wilderness
+
+# tests
 , python
 , pytestCheckHook
 }:
 
 buildPythonPackage rec {
   pname = "clevercsv";
-  version = "0.7.6";
+  version = "0.8.0";
   format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "alan-turing-institute";
     repo = "CleverCSV";
     rev = "refs/tags/v${version}";
-    hash = "sha256-mdsznhxTykEGZAFvTRZTCM11fR4tkwfpa95k7udE33c=";
+    hash = "sha256-/JveB6fpIJvR5byGcmO9XBuCbUw7yNTpSoDs68Wffmo=";
   };
 
   propagatedBuildInputs = [
     chardet
-    faust-cchardet
-    pandas
     regex
-    tabview
+    packaging
   ];
 
+  passthru.optional-dependencies = {
+    full = [
+      faust-cchardet
+      pandas
+      tabview
+      # TODO: wilderness
+    ];
+  };
+
   nativeCheckInputs = [
     pytestCheckHook
-  ];
+  ] ++ passthru.optional-dependencies.full;
 
   pythonImportsCheck = [
     "clevercsv"
diff --git a/pkgs/development/python-modules/deepdiff/default.nix b/pkgs/development/python-modules/deepdiff/default.nix
index f5ea937a4f15..df8f1420ea4d 100644
--- a/pkgs/development/python-modules/deepdiff/default.nix
+++ b/pkgs/development/python-modules/deepdiff/default.nix
@@ -8,6 +8,7 @@
 , jsonpickle
 , numpy
 , pytestCheckHook
+, python-dateutil
 , pyyaml
 , toml
 , pythonOlder
@@ -50,6 +51,7 @@ buildPythonPackage rec {
     jsonpickle
     numpy
     pytestCheckHook
+    python-dateutil
   ] ++ passthru.optional-dependencies.cli;
 
   pythonImportsCheck = [