diff --git a/onnxruntime/python/tools/symbolic_shape_infer.py b/onnxruntime/python/tools/symbolic_shape_infer.py
index a9cbef98d9..e90eea553c 100755
--- a/onnxruntime/python/tools/symbolic_shape_infer.py
+++ b/onnxruntime/python/tools/symbolic_shape_infer.py
@@ -467,6 +467,7 @@ class SymbolicShapeInference:
             "PythonOp",
             "MultiHeadAttention",
             "GroupNorm",
+            "SkipGroupNorm",
             "BiasSplitGelu",
             "BiasAdd",
             "NhwcConv",