diff --git a/tensorflow/core/kernels/data/experimental/io_ops.cc b/tensorflow/core/kernels/data/experimental/io_ops.cc
index 112a58a7e9a451..903088ff481390 100644
--- a/tensorflow/core/kernels/data/experimental/io_ops.cc
+++ b/tensorflow/core/kernels/data/experimental/io_ops.cc
@@ -28,6 +28,11 @@ namespace tensorflow {
 namespace data {
 namespace experimental {
 
+/* static */ constexpr const int SaveDatasetOp::kFileFormatVersion;
+/* static */ constexpr const char* const LoadDatasetOp::kCompression;
+/* static */ constexpr const char* const LoadDatasetOp::kReaderFunc;
+/* static */ constexpr const char* const LoadDatasetOp::kReaderFuncTarguments;
+
 SaveDatasetOp::SaveDatasetOp(OpKernelConstruction* ctx)
     : HybridAsyncOpKernel(ctx, "tf_data_save_dataset") {
   OP_REQUIRES_OK(ctx, ctx->GetAttr(kCompression, &compression_));
diff --git a/tensorflow/core/kernels/data/experimental/snapshot_dataset_op.cc b/tensorflow/core/kernels/data/experimental/snapshot_dataset_op.cc
index c029f2a50b815d..28935d92cd21b6 100644
--- a/tensorflow/core/kernels/data/experimental/snapshot_dataset_op.cc
+++ b/tensorflow/core/kernels/data/experimental/snapshot_dataset_op.cc
@@ -63,6 +63,15 @@ namespace tensorflow {
 namespace data {
 namespace experimental {
 
+/* static */ constexpr const char* const SnapshotDatasetV2Op::kCompression;
+/* static */ constexpr const char* const SnapshotDatasetV2Op::kReaderFunc;
+/* static */ constexpr const char* const SnapshotDatasetV2Op::kShardFunc;
+/* static */ constexpr const char* const
+    SnapshotDatasetV2Op::kReaderFuncTarguments;
+/* static */ constexpr const char* const
+    SnapshotDatasetV2Op::kShardFuncTarguments;
+/* static */ constexpr const int SnapshotDatasetV2Op::kFileFormatVersion;
+
 // ==== Snapshot Implementation ====
 
 /* The current snapshot on-disk layout is as follows:
@@ -1122,9 +1131,7 @@ class SnapshotDatasetOp : public UnaryDatasetOpKernel {
       // Initialize at first and at that point we don't know which iterator
       // (Reader / Writer / Passthrough) we need to restore as this info is part
       // of the checkpoint.
-      Status Initialize(IteratorContext* ctx) override {
-        return Status::OK();
-      }
+      Status Initialize(IteratorContext* ctx) override { return Status::OK(); }
 
       Status GetNextInternal(IteratorContext* ctx,
                              std::vector<Tensor>* out_tensors,