diff --git a/README.md b/README.md
index 3af08e20f..e62bd0779 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ For training and fine-tuning, we recommend installing from source:
 ```bash
 git clone https://github.com/allenai/OLMo.git
 cd OLMo
-pip install -e .[all]
+pip install -e ".[all]"
 ```
 You can also install from PyPI with:
 ```bash