diff --git a/Sources/Metrics/Metrics.swift b/Sources/Metrics/Metrics.swift
index ab3d2b8..96dce34 100644
--- a/Sources/Metrics/Metrics.swift
+++ b/Sources/Metrics/Metrics.swift
@@ -14,7 +14,7 @@
 
 @_exported import CoreMetrics
 @_exported import class CoreMetrics.Timer
-@_exported import Foundation
+import Foundation
 
 public extension Timer {
     /// Convenience for measuring duration of a closure.