diff --git a/data_structures/hashing/bloom_filter.py b/data_structures/hashing/bloom_filter.py
index d463142cd..edcb9abdb 100644
--- a/data_structures/hashing/bloom_filter.py
+++ b/data_structures/hashing/bloom_filter.py
@@ -25,7 +25,7 @@ class Bloom:
 """
         )
 
-    def exists(self, value: str)-> bool:
+    def exists(self, value: str) -> bool:
         h = self.hash_(value)
         res = (h & self.bitstring) == h