diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index d41b47c9..1ca6969d 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -270,6 +270,26 @@ jobs:
         command: test
         args: --all
 
+  test-unstable:
+    # Test the `tracing-unstable` cfg flags
+    env:
+      RUSTFLAGS: "--cfg tracing_unstable"
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@main
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        profile: minimal
+        override: true
+    - name: Run tests
+      uses: actions-rs/cargo@v1
+      with:
+        command: test
+        args: --all --features "valuable"
+
+
   features-stable:
     # Feature flag tests that run on stable Rust.
     # TODO(david): once tracing's MSRV goes up to Rust 1.51, we should be able to switch to 
diff --git a/examples/examples/valuable_instrument.rs b/examples/examples/valuable_instrument.rs
index a8f93b5a..729ebc67 100644
--- a/examples/examples/valuable_instrument.rs
+++ b/examples/examples/valuable_instrument.rs
@@ -2,7 +2,7 @@
 mod app {
     use std::collections::HashMap;
     use tracing::field::valuable;
-    use tracing::{info, info_span, instrument};
+    use tracing::{info, instrument};
     use valuable::Valuable;
 
     #[derive(Valuable)]
diff --git a/tracing-core/src/field.rs b/tracing-core/src/field.rs
index 1a11f6bc..e5c4cc75 100644
--- a/tracing-core/src/field.rs
+++ b/tracing-core/src/field.rs
@@ -643,7 +643,7 @@ impl crate::sealed::Sealed for valuable::Value<'_> {}
 #[cfg_attr(docsrs, doc(cfg(all(tracing_unstable, feature = "valuable"))))]
 impl Value for valuable::Value<'_> {
     fn record(&self, key: &Field, visitor: &mut dyn Visit) {
-        visitor.record_value(key, self)
+        visitor.record_value(key, *self)
     }
 }
 
@@ -654,7 +654,7 @@ impl crate::sealed::Sealed for &'_ dyn valuable::Valuable {}
 #[cfg_attr(docsrs, doc(cfg(all(tracing_unstable, feature = "valuable"))))]
 impl Value for &'_ dyn valuable::Valuable {
     fn record(&self, key: &Field, visitor: &mut dyn Visit) {
-        visitor.record_value(key, &self.as_value())
+        visitor.record_value(key, self.as_value())
     }
 }