diff --git a/python/paddle/v2/dataset/cifar.py b/python/paddle/v2/dataset/cifar.py
index 41fda1e8f24cdef13d8ab3645862814100a1cd4c..81af0a8e66a44a3476206147684d81bcac1be372 100644
--- a/python/paddle/v2/dataset/cifar.py
+++ b/python/paddle/v2/dataset/cifar.py
@@ -80,7 +80,7 @@ def train100():
 
 def test100():
     """
-    CIFAR-100 test set cretor.
+    CIFAR-100 test set creator.
 
     It returns a reader creator, each sample in the reader is image pixels in
     [0, 1] and label in [0, 9].
@@ -107,7 +107,7 @@ def train10():
 
 def test10():
     """
-    CIFAR-10 test set cretor.
+    CIFAR-10 test set creator.
 
     It returns a reader creator, each sample in the reader is image pixels in
     [0, 1] and label in [0, 9].
diff --git a/python/paddle/v2/dataset/mnist.py b/python/paddle/v2/dataset/mnist.py
index c1347d3c66da858104858bfb6739d84051322146..435556b2921b7976bbc61160ce3812949981c9e7 100644
--- a/python/paddle/v2/dataset/mnist.py
+++ b/python/paddle/v2/dataset/mnist.py
@@ -93,7 +93,7 @@ def train():
 
 def test():
     """
-    MNIST test set cretor.
+    MNIST test set creator.
 
     It returns a reader creator, each sample in the reader is image pixels in
     [0, 1] and label in [0, 9].