diff --git a/readme.md b/readme.md
index 037d5ba..1af7e29 100644
--- a/readme.md
+++ b/readme.md
@@ -179,7 +179,8 @@ You can provide multiple comma-separated values in bg_color option to render a g
 
 > :warning: **Important:**
 > Language names should be uri-escaped, as specified in [Percent Encoding](https://en.wikipedia.org/wiki/Percent-encoding)
-> (i.e: `c++` should become `c%2B%2B`, `jupyter notebook` should become `jupyter%20notebook`, etc.)
+> (i.e: `c++` should become `c%2B%2B`, `jupyter notebook` should become `jupyter%20notebook`, etc.) You can use
+> [urlencoder.org](https://www.urlencoder.org/) to help you do this automatically.
 
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