diff --git a/tensorflow/g3doc/api_docs/python/contrib.layers.md b/tensorflow/g3doc/api_docs/python/contrib.layers.md
index ea20efccd66..12370048d89 100644
--- a/tensorflow/g3doc/api_docs/python/contrib.layers.md
+++ b/tensorflow/g3doc/api_docs/python/contrib.layers.md
@@ -1449,11 +1449,12 @@ Checks the validity of the set of FeatureColumns.
 ##### Args:
 
 
-*  <b>`feature_columns`</b>: A set of instances or subclasses of FeatureColumn.
+*  <b>`feature_columns`</b>: An iterable of instances or subclasses of FeatureColumn.
 
 ##### Raises:
 
 
+*  <b>`ValueError`</b>: If `feature_columns` is a dict.
 *  <b>`ValueError`</b>: If there are duplicate feature column keys.
 
 
diff --git a/tensorflow/g3doc/api_docs/python/functions_and_classes/shard4/tf.contrib.layers.check_feature_columns.md b/tensorflow/g3doc/api_docs/python/functions_and_classes/shard4/tf.contrib.layers.check_feature_columns.md
index e484ee865b1..4b725e57d87 100644
--- a/tensorflow/g3doc/api_docs/python/functions_and_classes/shard4/tf.contrib.layers.check_feature_columns.md
+++ b/tensorflow/g3doc/api_docs/python/functions_and_classes/shard4/tf.contrib.layers.check_feature_columns.md
@@ -5,10 +5,11 @@ Checks the validity of the set of FeatureColumns.
 ##### Args:
 
 
-*  <b>`feature_columns`</b>: A set of instances or subclasses of FeatureColumn.
+*  <b>`feature_columns`</b>: An iterable of instances or subclasses of FeatureColumn.
 
 ##### Raises:
 
 
+*  <b>`ValueError`</b>: If `feature_columns` is a dict.
 *  <b>`ValueError`</b>: If there are duplicate feature column keys.