diff --git a/mpcdf_common.py b/mpcdf_common.py
index 60d07b2d2ee32cd1e6984316ce8074ed43c2e459..404e0c389434aead93f4d5c96a8ac1a07bb4a37e 100644
--- a/mpcdf_common.py
+++ b/mpcdf_common.py
@@ -278,11 +278,11 @@ class UnmanagedPackageException(Exception):
     pass
 
 
-def chunked(l, chunksize):
-    n = len(l)
+def chunked(items, chunksize):
+    n = len(items)
     i = 0
     while i * chunksize < n:
-        yield l[i * chunksize: (i + 1) * chunksize]
+        yield items[i * chunksize: (i + 1) * chunksize]
         i += 1