diff --git a/.travis.yml b/.travis.yml
index c3ba8e8f..89e7162a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,8 +11,10 @@ matrix:
   include:
   - os: linux
     rust: stable
+    env: "FEATURE_OPTS=''"
   - os: linux
     rust: beta
+    env: "FEATURE_OPTS=''"
   - os: linux
     rust: nightly
     # We get an extra `--features unstable` from travis-cargo.
diff --git a/Cargo.lock b/Cargo.lock
index 5b896def..ac213699 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 [root]
 name = "cage"
-version = "0.1.4"
+version = "0.1.5"
 dependencies = [
  "clap 2.15.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "clippy 0.0.95 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/Cargo.toml b/Cargo.toml
index dfaf0f96..ee1497c6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "cage"
-version = "0.1.4"
+version = "0.1.5"
 authors = ["Eric Kidd <git@randomhacks.net>",
            "Derek Kastner <dkastner@gmail.com>"]