diff --git a/README.md b/README.md
index d471a57dce..bb166bcf8a 100644
--- a/README.md
+++ b/README.md
@@ -161,7 +161,7 @@ the command `npm install -g yarn` if needed)
     _For Windows/Linux with an NVIDIA GPU:_
 
     ```terminal
-    pip install "InvokeAI[xformers]" --use-pep517 --extra-index-url https://download.pytorch.org/whl/cu118
+    pip install "InvokeAI[xformers]" --use-pep517 --extra-index-url https://download.pytorch.org/whl/cu121
     ```
 
     _For Linux with an AMD GPU:_