--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,10 +30,6 @@
 [package.metadata.pkg-config]
 openssl = "1.0.1"
 
-[dependencies.bssl-sys]
-version = "0.1.0"
-optional = true
-
 [dependencies.libc]
 version = "0.2"
 
@@ -51,7 +47,6 @@
 version = "0.3.9"
 
 [features]
-unstable_boringssl = ["bssl-sys"]
 
 [target."cfg(target_env = \"msvc\")".build-dependencies.vcpkg]
 version = "0.2.8"