diff --git a/current.txt b/current.txt
index e9fdde7f7b..f405d5bf76 100644
--- a/current.txt
+++ b/current.txt
@@ -451,7 +451,7 @@ b83317b66721241887d2770b5ae95fd5af1e77c5daa7530ecb08fae8892f2b43 android.hardwar
 92714960d1a53fc2ec557302b41c7cc93d2636d8364a44bd0f85be0c92927ff8 android.hardware.neuralnetworks@1.2::IExecutionCallback
 36e1064c869965dee533c537cefbe87e54db8bd8cd45be7e0e93e00e8a43863a android.hardware.neuralnetworks@1.2::IPreparedModel
 e1c734d1545e1a4ae749ff1dd9704a8e594c59aea7c8363159dc258e93e0df3b android.hardware.neuralnetworks@1.2::IPreparedModelCallback
-73e995644b1bb2678ec3ab850feb7a1b4495501953951c22316cefd67b900b3e android.hardware.neuralnetworks@1.2::types
+51725cd8541bf459190d8a911f9aae9a0825678256b88fc39fac81d69feb04af android.hardware.neuralnetworks@1.2::types
 cf7a4ba516a638f9b82a249c91fb603042c2d9ca43fd5aad9cf6c0401ed2a5d7 android.hardware.nfc@1.2::INfc
 abf98c2ae08bf765db54edc8068e36d52eb558cff6706b6fd7c18c65a1f3fc18 android.hardware.nfc@1.2::types
 4cb252dc6372a874aef666b92a6e9529915aa187521a700f0789065c3c702ead android.hardware.power.stats@1.0::IPowerStats
diff --git a/neuralnetworks/1.2/types.hal b/neuralnetworks/1.2/types.hal
index 087249abf5..31576fa461 100644
--- a/neuralnetworks/1.2/types.hal
+++ b/neuralnetworks/1.2/types.hal
@@ -3531,6 +3531,8 @@ enum OperationType : int32_t {
      * * {@link OperandType::TENSOR_INT32}
      * * {@link OperandType::TENSOR_QUANT8_ASYMM}
      *
+     * Supported tensor rank: from 1.
+     *
      * Inputs:
      * * 0: A tensor.
      * * 1: A tensor of the same {@link OperandType} and compatible dimensions
@@ -3552,6 +3554,8 @@ enum OperationType : int32_t {
      * * {@link OperandType::TENSOR_INT32}
      * * {@link OperandType::TENSOR_QUANT8_ASYMM}
      *
+     * Supported tensor rank: from 1.
+     *
      * Inputs:
      * * 0: A tensor.
      * * 1: A tensor of the same {@link OperandType} and compatible dimensions