diff --git a/CHANGES b/CHANGES
index 4cad1bcdf3..97a2d067fb 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,7 @@
+8.0.0-dev.646 | 2025-07-13 19:22:52 -0700
+
+  * Move util::Deferred into util-types.h (Tim Wojtulewicz, Corelight)
+
 8.0.0-dev.643 | 2025-07-11 15:35:33 -0400
 
   * Cleanup unused baselines (Evan Typanski, Corelight)
diff --git a/VERSION b/VERSION
index e5fef6e930..9a3ad845a8 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-8.0.0-dev.643
+8.0.0-dev.646
diff --git a/src/util-types.h b/src/util-types.h
index da66c2fb3c..11f61b07b8 100644
--- a/src/util-types.h
+++ b/src/util-types.h
@@ -62,5 +62,17 @@ private:
     void DoFunc(const std::string& path, bool error_aborts = true);
 };
 
+/**
+ * Helper class that runs a function at destruction.
+ */
+class Deferred {
+public:
+    Deferred(std::function<void()> deferred) : deferred(std::move(deferred)) {}
+    ~Deferred() { deferred(); }
+
+private:
+    std::function<void()> deferred;
+};
+
 } // namespace util
 } // namespace zeek
diff --git a/src/util.h b/src/util.h
index 429fd11120..5f8bd0fc24 100644
--- a/src/util.h
+++ b/src/util.h
@@ -622,17 +622,5 @@ inline std::vector<std::wstring_view> split(const wchar_t* s, const wchar_t* del
     return split(std::wstring_view(s), std::wstring_view(delim));
 }
 
-/**
- * Helper class that runs a function at destruction.
- */
-class Deferred {
-public:
-    Deferred(std::function<void()> deferred) : deferred(std::move(deferred)) {}
-    ~Deferred() { deferred(); }
-
-private:
-    std::function<void()> deferred;
-};
-
 } // namespace util
 } // namespace zeek