diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0d6919..7b8011a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -57,7 +57,7 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: test
-          args: --all ${{ matrix.features }}
+          args: --all --unstable ${{ matrix.features }}
 
   test-msrv:
     name: Test Suite
@@ -79,7 +79,7 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: test
-          args: --all ${{ matrix.features }}
+          args: --all --unstable ${{ matrix.features }}
 
   test-os:
     name: Test Suite
diff --git a/color-spantrace/Cargo.toml b/color-spantrace/Cargo.toml
index e1510d8..9d89d8c 100644
--- a/color-spantrace/Cargo.toml
+++ b/color-spantrace/Cargo.toml
@@ -11,6 +11,12 @@ repository = { workspace = true }
 readme = { workspace = true }
 rust-version = { workspace = true }
 
+[features]
+default = ["auto-install", "track-caller"]
+auto-install = []
+track-caller = []
+unstable = []
+
 [dependencies]
 tracing-error = "0.2.0"
 tracing-core = "0.1.21"
diff --git a/color-spantrace/src/lib.rs b/color-spantrace/src/lib.rs
index 61fc923..6d84d03 100644
--- a/color-spantrace/src/lib.rs
+++ b/color-spantrace/src/lib.rs
@@ -61,7 +61,7 @@
 //! [`color-backtrace`]: https://github.com/athre0z/color-backtrace
 #![doc(html_root_url = "https://docs.rs/color-spantrace/0.2.0")]
 #![cfg_attr(
-    nightly,
+    all(nightly, feature = "unstable"),
     feature(rustdoc_missing_doc_code_examples),
     warn(rustdoc::missing_doc_code_examples)
 )]
diff --git a/eyre/Cargo.toml b/eyre/Cargo.toml
index 982d9b2..717eecc 100644
--- a/eyre/Cargo.toml
+++ b/eyre/Cargo.toml
@@ -16,6 +16,7 @@ rust-version = { workspace = true }
 default = ["auto-install", "track-caller"]
 auto-install = []
 track-caller = []
+unstable = []
 
 [dependencies]
 indenter = { workspace = true }
diff --git a/eyre/src/lib.rs b/eyre/src/lib.rs
index bce3b23..87a9ca8 100644
--- a/eyre/src/lib.rs
+++ b/eyre/src/lib.rs
@@ -316,7 +316,7 @@
 //! [`color-backtrace`]: https://github.com/athre0z/color-backtrace
 #![doc(html_root_url = "https://docs.rs/eyre/0.6.8")]
 #![cfg_attr(
-    nightly,
+    all(nightly, feature = "unstable"),
     feature(rustdoc_missing_doc_code_examples),
     warn(rustdoc::missing_doc_code_examples)
 )]
diff --git a/eyre/tests/compiletest.rs b/eyre/tests/compiletest.rs
index 7974a62..303e8d6 100644
--- a/eyre/tests/compiletest.rs
+++ b/eyre/tests/compiletest.rs
@@ -1,4 +1,4 @@
-#[rustversion::attr(not(nightly), ignore)]
+#[cfg_attr(any(not(nightly), not(feature = "unstable")), ignore)]
 #[cfg_attr(miri, ignore)]
 #[test]
 fn ui() {