diff --git a/tutorial/tutorial.md b/tutorial/tutorial.md
index 9580ff0..a6c4289 100644
--- a/tutorial/tutorial.md
+++ b/tutorial/tutorial.md
@@ -159,6 +159,7 @@ prf_regions = extract_prf_regions(mrna_file=get_test_data_path('mrna_example.fas
                                 prf_data=fscanr_result)
 prf_results = predictor.predict_region (prf_regions['399bp'])
 
+```
 
 ## Citation
 If you use FScanpy, please cite our paper: [Paper Link] 
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