diff --git a/README.rst b/README.rst
index 8e8105f83b..4e87f615e8 100644
--- a/README.rst
+++ b/README.rst
@@ -5,8 +5,8 @@ Cretonne Code Generator
 Cretonne is a low-level retargetable code generator. It translates a
 target-independent intermediate language into executable machine code.
 
-.. image:: https://readthedocs.org/projects/cretonne/badge/?version=latest
-    :target: http://cretonne.readthedocs.org/en/latest/?badge=latest
+.. image:: https://readthedocs.io/projects/cretonne/badge/?version=latest
+    :target: http://cretonne.readthedocs.io/en/latest/?badge=latest
     :alt: Documentation Status
 
 Cretonne is designed to be a code generator for WebAssembly with these design
diff --git a/cranelift/src/libcretonne/Cargo.toml b/cranelift/src/libcretonne/Cargo.toml
index ba7edec6d9..e6158af94f 100644
--- a/cranelift/src/libcretonne/Cargo.toml
+++ b/cranelift/src/libcretonne/Cargo.toml
@@ -3,7 +3,7 @@ authors = ["The Cretonne Project Developers"]
 name = "cretonne"
 version = "0.0.0"
 description = "Low-level code generator library"
-documentation = "https://cretonne.readthedocs.org/"
+documentation = "https://cretonne.readthedocs.io/"
 repository = "https://github.com/stoklund/cretonne"
 publish = false
 build = "build.rs"