diff --git a/melamine/classes.py b/melamine/classes.py
index 9cd346c..a757da6 100644
--- a/melamine/classes.py
+++ b/melamine/classes.py
@@ -69,7 +69,7 @@ class ShredDir(AsyncObject):
         for path in self.contents:
             await path.delete_hardlinks_by_inode()
 
-        proc = await asyncio.create_subprocess_exec("find", str(self.mount_point), "-inum", self.inode, "-delete")
+        proc = await asyncio.create_subprocess_exec("find", str(self.mount_point), "-inum", str(self.inode), "-delete")
         stdout, _ = await proc.communicate()
 
         if proc.returncode != 0:
@@ -164,7 +164,7 @@ class ShredFile(AsyncObject):
         return hash(self.absolute_path)
 
     async def delete_hardlinks_by_inode(self) -> None:
-        proc = await asyncio.create_subprocess_exec("find", str(self.mount_point), "-inum", self.inode, "-delete")
+        proc = await asyncio.create_subprocess_exec("find", str(self.mount_point), "-inum", str(self.inode), "-delete")
         stdout, _ = await proc.communicate()
 
         if proc.returncode != 0: