update api
diff --git a/tensorflow/tools/api/golden/v1/tensorflow.io.gfile.pbtxt b/tensorflow/tools/api/golden/v1/tensorflow.io.gfile.pbtxt
index a797c06..c9000e9 100644
--- a/tensorflow/tools/api/golden/v1/tensorflow.io.gfile.pbtxt
+++ b/tensorflow/tools/api/golden/v1/tensorflow.io.gfile.pbtxt
@@ -21,6 +21,10 @@
     argspec: "args=[\'path\'], varargs=None, keywords=None, defaults=None"
   }
   member_method {
+    name: "join"
+    argspec: "args=[\'path\'], varargs=paths, keywords=None, defaults=None"
+  }
+  member_method {
     name: "listdir"
     argspec: "args=[\'path\'], varargs=None, keywords=None, defaults=None"
   }
diff --git a/tensorflow/tools/api/golden/v2/tensorflow.io.gfile.pbtxt b/tensorflow/tools/api/golden/v2/tensorflow.io.gfile.pbtxt
index a797c06..c9000e9 100644
--- a/tensorflow/tools/api/golden/v2/tensorflow.io.gfile.pbtxt
+++ b/tensorflow/tools/api/golden/v2/tensorflow.io.gfile.pbtxt
@@ -21,6 +21,10 @@
     argspec: "args=[\'path\'], varargs=None, keywords=None, defaults=None"
   }
   member_method {
+    name: "join"
+    argspec: "args=[\'path\'], varargs=paths, keywords=None, defaults=None"
+  }
+  member_method {
     name: "listdir"
     argspec: "args=[\'path\'], varargs=None, keywords=None, defaults=None"
   }