diff --git a/pyproject.toml b/pyproject.toml
index 52e8493..ec094a6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,8 @@ version = "1.0.0"
 dependencies = ["gymnasium",
                 "numpy",
                 "matplotlib",
-                "typing"]
+                "typing",
+                "tensorboard"]
 
 [project.optional-dependencies]
 tests = ["pytest", "pytest-cov", "stable_baselines3", "scipy"]