diff --git a/neuralnetworks/1.0/types.hal b/neuralnetworks/1.0/types.hal
index 0adebb8..4bd6a08 100644
--- a/neuralnetworks/1.0/types.hal
+++ b/neuralnetworks/1.0/types.hal
@@ -73,7 +73,8 @@
     SVDF                         = 29,
     RNN                          = 30,
     N_GRAM                       = 31,
-    LOOKUP                       = 32,
+    EMBEDDING_LOOKUP             = 32,
+    HASHTABLE_LOOKUP             = 33,
 };
 
 // Two special values that can be used instead of a regular poolIndex.