diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ccec30a..92172ba 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,7 +18,7 @@ repos:
 #        args: [--fix, --exit-non-zero-on-fix]
 
   - repo: https://github.com/psf/black
-    rev: 23.11.0
+    rev: 23.12.1
     hooks:
       - id: black
         exclude: ^docs/
diff --git a/README.md b/README.md
index 385070d..599251e 100644
--- a/README.md
+++ b/README.md
@@ -54,10 +54,10 @@ See instructions [here](./scripts/README.md).
 
 ```
 @article{matten,
-  title = {A universal equivariant graph neural network for the elasticity tensors of any crystal system},
+  title = {An equivariant graph neural network for the elasticity tensors of all seven crystal systems},
   author = {Wen, Mingjian and Horton, Matthew K. and Munro, Jason M. and Huck, Patrick and Persson, Kristin A.},
-  doi = {10.48550/ARXIV.2307.15242},
-  publisher = {arXiv},
-  year = {2023},
+  doi = {10.1039/D3DD00233K},
+  publisher = {Digital Discovery},
+  year = {2024},
 }
 ```