1 files changed, 6 insertions, 4 deletions
diff --git a/cli/dts/lib.deno.unstable.d.ts b/cli/dts/lib.deno.unstable.d.ts
index a25c1011e..6eb7153ba 100644
--- a/cli/dts/lib.deno.unstable.d.ts
+++ b/cli/dts/lib.deno.unstable.d.ts
@@ -831,20 +831,22 @@ declare namespace Deno {
     >;
 
     /**
-     * Adds one to this callback's reference counting.
+     * Adds one to this callback's reference counting and returns the
+     * new reference count.
      *
      * If the callback's reference count becomes non-zero, it will keep
      * Deno's process from exiting.
      */
-    ref(): void;
+    ref(): number;
 
     /**
-     * Removes one from this callback's reference counting.
+     * Removes one from this callback's reference counting and returns
+     * the new reference count.
      *
      * If the callback's reference counter becomes zero, it will no longer
      * keep Deno's process from exiting.
      */
-    unref(): void;
+    unref(): number;
 
     /**
      * Removes the C function pointer associated with the UnsafeCallback.