diff --git a/pyproject.toml b/pyproject.toml
index 9fea29726c1f297e253f07e1b9c4d8ebe78469b1..a7e49e352b90634bcfa65f197034575df41f9b4a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ pendulum = "^2.1.2"
 pytest = "^7.0.0"
 pytest-cov = "^3.0"
 pytest-sugar = "^0.9.2"
+pytest-clarity = "^1.0.1"
 
 [tool.poetry.scripts]
 silkaj = "silkaj.cli:cli"