--- a/torchtune/training/quantization.py
+++ b/torchtune/training/quantization.py
@@ -17,11 +17,20 @@ try:
 except ImportError:
     # torchao 0.6 and before
     from torchao.dtypes import TensorCoreTiledLayoutType as TensorCoreTiledLayout
 
-from torchao.quantization import (
-    int4_weight_only,
-    int8_dynamic_activation_int4_weight,
-    quantize_,
-)
+try:
+    from torchao.quantization import (
+        int4_weight_only,
+        int8_dynamic_activation_int4_weight,
+        quantize_,
+    )
+except ImportError:
+    # torchao 0.17+ renamed these. Not needed for Qwen3 QNN export path.
+    int4_weight_only = None
+    int8_dynamic_activation_int4_weight = None
+    try:
+        from torchao.quantization import quantize_
+    except ImportError:
+        quantize_ = None
 
 try: