diff --git a/tensorflow/core/kernels/BUILD b/tensorflow/core/kernels/BUILD
index 8a02136beea..a3037c22db8 100644
--- a/tensorflow/core/kernels/BUILD
+++ b/tensorflow/core/kernels/BUILD
@@ -6233,6 +6233,7 @@ filegroup(
         "string_strip_op.cc",
         "string_to_hash_bucket_op.cc",
         "string_to_hash_bucket_fast_op.cc",
+        "string_to_number_op.cc",
         "substr_op.cc",
         "tensor_array.cc",
         "tensor_array_ops.cc",
diff --git a/tensorflow/lite/delegates/flex/allowlisted_flex_ops.cc b/tensorflow/lite/delegates/flex/allowlisted_flex_ops.cc
index 9c196d57664..95af8894848 100644
--- a/tensorflow/lite/delegates/flex/allowlisted_flex_ops.cc
+++ b/tensorflow/lite/delegates/flex/allowlisted_flex_ops.cc
@@ -588,6 +588,7 @@ const std::set<std::string>& GetFlexAllowlist() {
           "StringToHashBucket",
           "StringToHashBucketFast",
           "StringToHashBucketStrong",
+          "StringToNumber",
           "Sub",
           "Substr",
           "Sum",
diff --git a/tensorflow/lite/g3doc/guide/op_select_allowlist.md b/tensorflow/lite/g3doc/guide/op_select_allowlist.md
index 0ab5adba9b0..b9f3ac8b7df 100644
--- a/tensorflow/lite/g3doc/guide/op_select_allowlist.md
+++ b/tensorflow/lite/g3doc/guide/op_select_allowlist.md
@@ -565,6 +565,7 @@ supported by TensorFlow Lite runtime with the Select TensorFlow Ops feature.
 *   `raw_ops.StringToHashBucket`
 *   `raw_ops.StringToHashBucketFast`
 *   `raw_ops.StringToHashBucketStrong`
+*   `raw_ops.StringToNumber`
 *   `raw_ops.Sub`
 *   `raw_ops.Substr`
 *   `raw_ops.Sum`