diff --git a/docs/028.ipynb b/docs/028.ipynb
index f0e66bf..cdaff9f 100644
--- a/docs/028.ipynb
+++ b/docs/028.ipynb
@@ -44,7 +44,7 @@
    },
    "outputs": [],
    "source": [
-    "%pip install -q pdg==0.1.2 tqdm==4.66.5"
+    "%pip install -q pdg==0.1.3 tqdm==4.66.5"
    ]
   },
   {