diff --git a/ml.md b/ml.md
index e625f8f..a45a3b3 100644
--- a/ml.md
+++ b/ml.md
@@ -214,6 +214,7 @@ backends that encode (i.e., serialize) their graph IR with different formats.</p
 <li><a name="graph_encoding.tensorflow"><code>tensorflow</code></a></li>
 <li><a name="graph_encoding.pytorch"><code>pytorch</code></a></li>
 <li><a name="graph_encoding.tensorflowlite"><code>tensorflowlite</code></a></li>
+<li><a name="graph_encoding.ggml"><code>ggml</code></a></li>
 <li><a name="graph_encoding.autodetect"><code>autodetect</code></a></li>
 </ul>
 <h4><a name="execution_target"><code>enum execution-target</code></a></h4>
diff --git a/wit/wasi-nn.wit b/wit/wasi-nn.wit
index 3e54249..8bea66e 100644
--- a/wit/wasi-nn.wit
+++ b/wit/wasi-nn.wit
@@ -78,6 +78,7 @@ interface graph {
         tensorflow,
         pytorch,
         tensorflowlite,
+        ggml,
         autodetect,
     }