diff --git a/.travis.yml b/.travis.yml
index 0b012139d..0a1bd0ea2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,7 +22,7 @@ env:
 install:
   - |
     if [ -z ${INTEGRATION} ]; then
-      # rustup component add rustfmt || cargo install --git https://github.com/rust-lang/rustfmt/ --force
+      rustup component add rustfmt || cargo install --git https://github.com/rust-lang/rustfmt/ --force
       if [ "$TRAVIS_OS_NAME" == "linux" ]; then
         . $HOME/.nvm/nvm.sh
         nvm install stable
diff --git a/appveyor.yml b/appveyor.yml
index 4cea8d99e..9f6cc45af 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -22,7 +22,7 @@ install:
     - del rust-toolchain
     - cargo install rustup-toolchain-install-master --debug || echo "rustup-toolchain-install-master already installed"
     - rustup-toolchain-install-master %RUSTC_HASH% -f -n master
-    #- rustup component add rustfmt --toolchain nightly
+    - rustup component add rustfmt --toolchain nightly
     - rustup default master
     - set PATH=%PATH%;C:\Users\appveyor\.rustup\toolchains\master\bin
     - rustc -V
diff --git a/tests/fmt.rs b/tests/fmt.rs
index 65a1c50e4..bc37be84b 100644
--- a/tests/fmt.rs
+++ b/tests/fmt.rs
@@ -1,7 +1,6 @@
 use std::process::Command;
 
 #[test]
-#[ignore]
 fn fmt() {
     if option_env!("RUSTC_TEST_SUITE").is_some() {
         return;