diff --git a/neuralnetworks/1.2/Android.bp b/neuralnetworks/1.2/Android.bp
index d5ef49d..5a661e0 100644
--- a/neuralnetworks/1.2/Android.bp
+++ b/neuralnetworks/1.2/Android.bp
@@ -17,6 +17,8 @@
     ],
     types: [
         "Model",
+        "Operand",
+        "OperandType",
         "Operation",
         "OperationType",
     ],