Update README.md

LucFF · web-flow · commit 8e24adfca1d1 · 2022-04-23T13:04:35.000-04:00
diff --git a/techniques/dsp/README.md b/techniques/dsp/README.md
@@ -10,7 +10,7 @@
 
 [<img src="https://www.pinecoders.com/images/PineCodersLong.png">](https://www.pinecoders.com/)
 
-# Digital Signal Processing in Pine Script, by [Alex Grover](https://www.tradingview.com/u/alexgrover/#published-scripts)
+# Digital Signal Processing in Pine Script™, by [Alex Grover](https://www.tradingview.com/u/alexgrover/#published-scripts)
 
 <br/>
 
