diff --git a/CHANGES b/CHANGES
index 09786d4ba0..0991dfa3f8 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,7 @@
+8.0.0-dev.309 | 2025-06-02 10:17:14 +0200
+
+  * Prefer `std::move` over copy (Benjamin Bannier, Corelight)
+
 8.0.0-dev.307 | 2025-06-02 10:12:14 +0200
 
   * minor BTest maintenance updates for -O gen-C++ (Vern Paxson, Corelight)
diff --git a/VERSION b/VERSION
index de33ac9751..9f9d005d81 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-8.0.0-dev.307
+8.0.0-dev.309
diff --git a/src/cluster/cluster.bif b/src/cluster/cluster.bif
index 011e53b245..927f129bc0 100644
--- a/src/cluster/cluster.bif
+++ b/src/cluster/cluster.bif
@@ -1,5 +1,6 @@
 %%{
 #include <string>
+#include <utility>
 
 #include "zeek/IPAddr.h"
 #include "zeek/cluster/Backend.h"
@@ -218,7 +219,7 @@ function Cluster::__listen_websocket%(options: WebSocketServerOptions%): bool
 	}
 
 	struct ServerOptions server_options{
-		listen_addr,
+		std::move(listen_addr),
 		static_cast<uint16_t>(options_rec->GetField<zeek::PortVal>("listen_port")->Port()),
 	};
 
diff --git a/src/cluster/serializer/binary-serialization-format/Serializer.cc b/src/cluster/serializer/binary-serialization-format/Serializer.cc
index 2540ff31ac..888b4bdf22 100644
--- a/src/cluster/serializer/binary-serialization-format/Serializer.cc
+++ b/src/cluster/serializer/binary-serialization-format/Serializer.cc
@@ -134,7 +134,7 @@ std::optional<zeek::logging::detail::LogWriteBatch> detail::BinarySerializationF
 
     fmt.EndRead();
 
-    return logging::detail::LogWriteBatch{header, std::move(records)};
+    return logging::detail::LogWriteBatch{std::move(header), std::move(records)};
 }
 
 #include "zeek/ID.h"