diff --git a/zfs-backup.py b/zfs-backup.py
index 95ce5da..59a61d6 100755
--- a/zfs-backup.py
+++ b/zfs-backup.py
@@ -266,13 +266,14 @@ class ZFS:
         return sender
 
     @staticmethod
-    # TODO pool_name --> pool: Pool
-    def receive(stream: Popen[str], pool_name):
+    def receive(stream: Popen[str], pool: Pool):
         # -d  Discard the first element of the sent snapshot's file system name
         # -F  Force a rollback of the file system to the most recent snapshot before performing the receive operation.
         # -u  File system that is associated with the received stream is not mounted.
+        if not isinstance(pool, Pool):
+            raise TypeError("Can only receive into pools.")
         check_output(
-            [config.ZFS, "receive", "-d", "-F", "-u", pool_name],
+            [config.ZFS, "receive", "-d", "-F", "-u", pool.name],
             stdin=stream.stdout,
         )