diff --git a/Cargo.toml b/Cargo.toml
index c28f732..6b5d667 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "influx-writer"
-version = "0.19.1"
+version = "0.19.2"
 authors = ["Jonathan Strong <jonathan.strong@gmail.com>"]
 edition = "2018"
 description = "opinionated influxdb client"
diff --git a/src/lib.rs b/src/lib.rs
index fa7a212..da0b9ef 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,9 +1,9 @@
 //! Utilities to efficiently send data to influx
 //!
 
-#![feature(test)]
+#![cfg_attr(feature = "unstable", feature(test))]
 
-#[cfg(test)]
+#[cfg(all(feature = "unstable", test))]
 extern crate test;
 #[macro_use]
 extern crate slog;