diff --git a/src/sdk/python/src/zk_binary.rs b/src/sdk/python/src/zk_binary.rs
index 7c562a33d..be20f565c 100644
--- a/src/sdk/python/src/zk_binary.rs
+++ b/src/sdk/python/src/zk_binary.rs
@@ -66,7 +66,7 @@ impl ZkBinary {
     }
 
     fn k(&self) -> u32 {
-	self.0.k
+        self.0.k
     }
 }