diff --git a/pandas/util/_decorators.py b/pandas/util/_decorators.py
index 8d86e389b4142..cfced3a907734 100644
--- a/pandas/util/_decorators.py
+++ b/pandas/util/_decorators.py
@@ -261,7 +261,7 @@ def wrapper(*args, **kwargs):
                 if pos_args is None:
                     msg = (
                         "%s will only accept %i positional arguments in version %s"
-                    ) % (func.__name__, n_args,version)
+                    ) % (func.__name__, n_args, version)
                 else:
                     msg = (
                         "%s will only accept positional arguments (%s) in version %s"