diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index c6f7f9ea2eb37..5f5f785111fb4 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -5105,7 +5105,7 @@ def append(self, other, ignore_index=False, verify_integrity=False):
 
         >>> df = pd.DataFrame(columns=['A'])
         >>> for i in range(5):
-        ...     df = df.append({'A'}: i}, ignore_index=True)
+        ...     df = df.append({'A': i}, ignore_index=True)
         >>> df
            A
         0  0