diff --git a/coprs_frontend/coprs/logic/complex_logic.py b/coprs_frontend/coprs/logic/complex_logic.py
index 0b65d8987..80aa7c8f6 100644
--- a/coprs_frontend/coprs/logic/complex_logic.py
+++ b/coprs_frontend/coprs/logic/complex_logic.py
@@ -4,7 +4,18 @@ import os
 import datetime
 import time
 import fnmatch
-from itertools import batched
+from itertools import islice
+try:
+    from itertools import batched
+except ImportError:
+    def batched(iterable, n):
+        "Batch data into lists of length n. The last batch may be shorter."
+        # batched('ABCDEFG', 3) --> ABC DEF G
+        if n < 1:
+            raise ValueError('n must be >= 1')
+        it = iter(iterable)
+        while (batch := list(islice(it, n))):
+            yield batch
 import flask
 import sqlalchemy
 
diff --git a/coprs_frontend/coprs/mail.py b/coprs_frontend/coprs/mail.py
index 3f7a29305..b8e02ce9c 100644
--- a/coprs_frontend/coprs/mail.py
+++ b/coprs_frontend/coprs/mail.py
@@ -1,4 +1,16 @@
-from itertools import groupby, batched
+from itertools import groupby, islice
+try:
+    from itertools import batched
+except ImportError:
+    def batched(iterable, n):
+        "Batch data into lists of length n. The last batch may be shorter."
+        # batched('ABCDEFG', 3) --> ABC DEF G
+        if n < 1:
+            raise ValueError('n must be >= 1')
+        it = iter(iterable)
+        while (batch := list(islice(it, n))):
+            yield batch
+
 import flask
 import platform
 from smtplib import SMTP