diff --git a/exercises/solver/step0_solver.ipynb b/exercises/solver/step0_solver.ipynb
index 7a3e7c4..d2ac0c6 100644
--- a/exercises/solver/step0_solver.ipynb
+++ b/exercises/solver/step0_solver.ipynb
@@ -20,7 +20,7 @@
    "id": "eda5391a-3b1d-4935-b5f7-487fb5144e4e",
    "metadata": {},
    "source": [
-    "We will run an relatively large example model with a different solver setting to evalute their effect on model convergence. Before starting download and unzip [solver.zip](https://github.com/jdhughes-usgs/GW3099-2024/releases/download/solver_example_data/solver.zip) and unzip the data files to the `data` directory. The model input files in the zip file should be in the `../../data/solver/` directory."
+    "We will run an relatively large example model with a different solver setting to evalute their effect on model convergence. Before starting download and unzip [solver.zip](https://github.com/jdhughes-usgs/GW3099-2024/releases/download/class_materials/solver.zip) and unzip the data files to the `data` directory. The model input files in the zip file should be in the `../../data/solver/` directory."
    ]
   },
   {