diff --git a/egs/librispeech/ASR/pruned_transducer_stateless7_streaming/zipformer.py b/egs/librispeech/ASR/pruned_transducer_stateless7_streaming/zipformer.py
index a5c422959..0a6886dec 100644
--- a/egs/librispeech/ASR/pruned_transducer_stateless7_streaming/zipformer.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless7_streaming/zipformer.py
@@ -570,6 +570,7 @@ class Zipformer(EncoderInterface):
 
         return x, lengths
 
+    @torch.jit.export
     def streaming_forward(
         self,
         x: torch.Tensor,