diff --git a/tensorflow/core/public/version.h b/tensorflow/core/public/version.h
index a1724c76c2f..f783e427473 100644
--- a/tensorflow/core/public/version.h
+++ b/tensorflow/core/public/version.h
@@ -108,7 +108,7 @@ limitations under the License.
 
 #define TF_GRAPH_DEF_VERSION_MIN_PRODUCER 0
 #define TF_GRAPH_DEF_VERSION_MIN_CONSUMER 0
-#define TF_GRAPH_DEF_VERSION 55  // Updated: 2019/6/3
+#define TF_GRAPH_DEF_VERSION 56  // Updated: 2019/6/4
 
 // Checkpoint compatibility versions (the versions field in SavedSliceMeta).
 //