diff --git a/experimental/checkpoint.go b/experimental/checkpoint.go
index 443c5a294f..c75db615e6 100644
--- a/experimental/checkpoint.go
+++ b/experimental/checkpoint.go
@@ -21,13 +21,6 @@ type Snapshotter interface {
 	Snapshot() Snapshot
 }
 
-// EnableSnapshotterKey is a context key to indicate that snapshotting should be enabled.
-// The context.Context passed to a exported function invocation should have this key set
-// to a non-nil value, and host functions will be able to retrieve it using SnapshotterKey.
-//
-// Deprecated: use WithSnapshotter to enable snapshots.
-type EnableSnapshotterKey = expctxkeys.EnableSnapshotterKey
-
 // WithSnapshotter enables snapshots.
 // Passing the returned context to a exported function invocation enables snapshots,
 // and allows host functions to retrieve the Snapshotter using GetSnapshotter.
@@ -35,12 +28,6 @@ func WithSnapshotter(ctx context.Context) context.Context {
 	return context.WithValue(ctx, expctxkeys.EnableSnapshotterKey{}, struct{}{})
 }
 
-// SnapshotterKey is a context key to access a Snapshotter from a host function.
-// It is only present if EnableSnapshotter was set in the function invocation context.
-//
-// Deprecated: use GetSnapshotter to get the snapshotter.
-type SnapshotterKey = expctxkeys.SnapshotterKey
-
 // GetSnapshotter gets the Snapshotter from a host function.
 // It is only present if WithSnapshotter was called with the function invocation context.
 func GetSnapshotter(ctx context.Context) Snapshotter {
diff --git a/experimental/listener.go b/experimental/listener.go
index b2ba1fe834..55fc6b668e 100644
--- a/experimental/listener.go
+++ b/experimental/listener.go
@@ -24,12 +24,6 @@ type StackIterator interface {
 	ProgramCounter() ProgramCounter
 }
 
-// FunctionListenerFactoryKey is a context.Context Value key.
-// Its associated value should be a FunctionListenerFactory.
-//
-// Deprecated: use WithFunctionListenerFactory to enable snapshots.
-type FunctionListenerFactoryKey = expctxkeys.FunctionListenerFactoryKey
-
 // WithFunctionListenerFactory registers a FunctionListenerFactory
 // with the context.
 func WithFunctionListenerFactory(ctx context.Context, factory FunctionListenerFactory) context.Context {