diff --git a/pyproject.toml b/pyproject.toml
index b975ec39c6..9349761f52 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -55,7 +55,7 @@ tomlkit = "^0.5.3"
 [tool.poetry.dev-dependencies]
 ipython = "^7.2"
 black = "^19.3b0"
-pytest = "^4.0"
+pytest = "^5.0"
 flake8 = "^3.6"
 pytest-cov = "^2.6"
 pytest-mock = "^1.10"