diff --git a/daemon/bencode.c b/daemon/bencode.c
index d83e858e0..7bb0a4e3c 100644
--- a/daemon/bencode.c
+++ b/daemon/bencode.c
@@ -146,6 +146,12 @@ void bencode_buffer_free(bencode_buffer_t *buf) {
 	}
 }
 
+void bencode_buffer_merge(bencode_buffer_t *to, bencode_buffer_t *from) {
+	from->pieces->next = to->pieces;
+	to->pieces = from->pieces;
+	from->pieces = NULL;
+}
+
 static bencode_item_t *__bencode_item_alloc(bencode_buffer_t *buf, size_t payload) {
 	bencode_item_t *ret;
 
diff --git a/include/bencode.h b/include/bencode.h
index 3c3efb575..1d7816aa1 100644
--- a/include/bencode.h
+++ b/include/bencode.h
@@ -69,6 +69,9 @@ void *bencode_buffer_alloc(bencode_buffer_t *, size_t);
  * and all objects created through it become invalid. */
 void bencode_buffer_free(bencode_buffer_t *buf);
 
+// Move all objects from one buffer to another. The `from` buffer will be unusable afterwards.
+void bencode_buffer_merge(bencode_buffer_t *to, bencode_buffer_t *from);
+
 /* Creates a new empty dictionary object. Memory will be allocated from the bencode_buffer_t object.
  * Returns NULL if no memory could be allocated. */
 bencode_item_t *bencode_dictionary(bencode_buffer_t *buf);