diff --git a/CHANGELOG.md b/CHANGELOG.md
index ea86a6b1..8c37e440 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ A preview of the next release can be installed from
 
 [Babashka](https://github.com/babashka/babashka): Native, fast starting Clojure interpreter for scripting
 
+## Unreleased
+
+- Add `java.util.ScheduledFuture`
+
 ## 1.3.186 (2023-11-02)
 
 - [Support self-contained binaries as uberjars!](https://github.com/babashka/babashka/wiki/Self-contained-executable#uberjar)
diff --git a/src/babashka/impl/classes.clj b/src/babashka/impl/classes.clj
index 67923cf8..6268bd0f 100644
--- a/src/babashka/impl/classes.clj
+++ b/src/babashka/impl/classes.clj
@@ -462,6 +462,7 @@
           java.util.concurrent.BlockingQueue
           java.util.concurrent.ArrayBlockingQueue
           java.util.concurrent.LinkedBlockingQueue
+          java.util.concurrent.ScheduledFuture
           java.util.concurrent.ScheduledThreadPoolExecutor
           java.util.concurrent.Semaphore
           java.util.concurrent.ThreadFactory