diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8c8b8660..6ad5b6e1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
 
     strategy:
       matrix:
-        rust_version: [stable, "1.36.0"]
+        rust_version: [stable, "1.40.0"]
 
     steps:
     - uses: actions/checkout@v1
diff --git a/README.md b/README.md
index cd71f8c7..bdbabc63 100644
--- a/README.md
+++ b/README.md
@@ -49,7 +49,7 @@ Check out our [contribution guide](CONTRIBUTING.md) for detailed instructions fo
 
 Pull requests are welcome!
 
-Rojo supports Rust 1.36.0 and newer. The minimum supported version of Rust is based on the latest versions of the dependencies that Rojo has.
+Rojo supports Rust 1.40.0 and newer. The minimum supported version of Rust is based on the latest versions of the dependencies that Rojo has.
 
 ## License
 Rojo is available under the terms of the Mozilla Public License, Version 2.0. See [LICENSE.txt](LICENSE.txt) for details.
\ No newline at end of file