diff --git a/README.md b/README.md
index e91f7fb..7ed850d 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ The code with simulator_old.py is tested with the following environment:
   - Scipy       1.6.0
   - Matplotlib  3.3.6
   
-**Update: we modify the code to work with pytorch 1.10 and beyond. Please use simulator.py. Nothing else has changed. **
+**Update: we modify the code to work with pytorch 1.10 and beyond. Please use simulator.py. Nothing else has changed.**
 
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