diff --git a/Cargo.toml b/Cargo.toml
index a952eea5..acba6794 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ keywords = ["windowing", "opengl"]
 license = "Apache-2.0"
 readme = "README.md"
 repository = "https://github.com/tomaka/glutin"
-documentation = "http://tomaka.github.io/glutin/"
+documentation = "https://tomaka.github.io/glutin/"
 build = "build.rs"
 
 [features]