diff --git a/README.md b/README.md
index a94c154b67d03..1da02fea01878 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ documentation.
 
     To build from the [tarball] do:
 
-        $ curl -O http://static.rust-lang.org/dist/rust-nightly.tar.gz
+        $ curl -O https://static.rust-lang.org/dist/rust-nightly.tar.gz
         $ tar -xzf rust-nightly.tar.gz
         $ cd rust-nightly
 
@@ -75,7 +75,7 @@ To easily build on windows we can use [MSYS2](http://sourceforge.net/projects/ms
         $ make && make install
 
 [repo]: https://github.com/rust-lang/rust
-[tarball]: http://static.rust-lang.org/dist/rust-nightly.tar.gz
+[tarball]: https://static.rust-lang.org/dist/rust-nightly.tar.gz
 [tutorial]: http://doc.rust-lang.org/tutorial.html
 
 ## Notes
diff --git a/src/doc/guide.md b/src/doc/guide.md
index f6b25d20e12dd..203b31d6c53be 100644
--- a/src/doc/guide.md
+++ b/src/doc/guide.md
@@ -32,21 +32,21 @@ Linux or a Mac, all you need to do is this (note that you don't need to type
 in the `$`s, they just indicate the start of each command):
 
 ```{ignore}
-$ curl -s http://www.rust-lang.org/rustup.sh | sudo sh
+$ curl -s https://static.rust-lang.org/rustup.sh | sudo sh
 ```
 
 (If you're concerned about `curl | sudo sh`, please keep reading. Disclaimer
 below.)
 
 If you're on Windows, please [download this .exe and run
-it](http://static.rust-lang.org/dist/rust-nightly-install.exe).
+it](https://static.rust-lang.org/dist/rust-nightly-install.exe).
 
 If you decide you don't want Rust anymore, we'll be a bit sad, but that's okay.
 Not every programming language is great for everyone. Just pass an argument to
 the script:
 
 ```{ignore}
-$ curl -s http://www.rust-lang.org/rustup.sh | sudo sh -s -- --uninstall
+$ curl -s https://static.rust-lang.org/rustup.sh | sudo sh -s -- --uninstall
 ```
 
 If you used the Windows installer, just re-run the `.exe` and it will give you
diff --git a/src/doc/tutorial.md b/src/doc/tutorial.md
index 1942ed54097fa..889ffba65518e 100644
--- a/src/doc/tutorial.md
+++ b/src/doc/tutorial.md
@@ -114,7 +114,7 @@ If you've fulfilled those prerequisites, something along these lines
 should work.
 
 ~~~~console
-$ curl -O http://static.rust-lang.org/dist/rust-nightly.tar.gz
+$ curl -O https://static.rust-lang.org/dist/rust-nightly.tar.gz
 $ tar -xzf rust-nightly.tar.gz
 $ cd rust-nightly
 $ ./configure
@@ -131,8 +131,8 @@ When complete, `make install` will place several programs into
 `/usr/local/bin`: `rustc`, the Rust compiler, and `rustdoc`, the
 API-documentation tool.
 
-[tarball]: http://static.rust-lang.org/dist/rust-nightly.tar.gz
-[win-exe]: http://static.rust-lang.org/dist/rust-nightly-install.exe
+[tarball]: https://static.rust-lang.org/dist/rust-nightly.tar.gz
+[win-exe]: https://static.rust-lang.org/dist/rust-nightly-install.exe
 
 ## Compiling your first program
 
diff --git a/src/etc/snapshot.py b/src/etc/snapshot.py
index b44adc040b743..82302da17b850 100644
--- a/src/etc/snapshot.py
+++ b/src/etc/snapshot.py
@@ -28,7 +28,7 @@ def scrub(b):
   raise Exception("missing env var CFG_SRC_DIR")
 
 snapshotfile = os.path.join(src_dir, "src", "snapshots.txt")
-download_url_base = "http://static.rust-lang.org/stage0-snapshots"
+download_url_base = "https://static.rust-lang.org/stage0-snapshots"
 download_dir_base = "dl"
 download_unpack_base = os.path.join(download_dir_base, "unpack")