diff --git a/pkgs/development/python-modules/yaspin/default.nix b/pkgs/development/python-modules/yaspin/default.nix
index e000584d3095..504e49151738 100644
--- a/pkgs/development/python-modules/yaspin/default.nix
+++ b/pkgs/development/python-modules/yaspin/default.nix
@@ -3,6 +3,7 @@
   buildPythonPackage,
   fetchFromGitHub,
   poetry-core,
+  pytest-mock,
   pytest-xdist,
   pytestCheckHook,
   termcolor,
@@ -10,14 +11,14 @@
 
 buildPythonPackage rec {
   pname = "yaspin";
-  version = "3.1.0";
+  version = "3.4.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "pavdmyt";
     repo = "yaspin";
     tag = "v${version}";
-    hash = "sha256-4IWaAPqzGri7V8X2gL607F5GlWfIFDlBBpDwSe4sz9I=";
+    hash = "sha256-uHW0lSkmNYZh4OGCFgaiIoqhY6KFojSyyEezTNxYqMw=";
   };
 
   build-system = [ poetry-core ];
@@ -29,6 +30,7 @@ buildPythonPackage rec {
   ];
 
   nativeCheckInputs = [
+    pytest-mock
     pytest-xdist
     pytestCheckHook
   ];