diff --git a/DIRECTORY.md b/DIRECTORY.md
index be2026b8a..6bb02fdab 100644
--- a/DIRECTORY.md
+++ b/DIRECTORY.md
@@ -42,6 +42,7 @@
   * [DecimalToOctal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/DecimalToOctal.js)
   * [HexToDecimal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/HexToDecimal.js)
   * [HexToRGB](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/HexToRGB.js)
+  * [LowerCaseConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/LowerCaseConversion.js)
   * [OctToDecimal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/OctToDecimal.js)
   * [RgbHsvConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/RgbHsvConversion.js)
   * [RGBToHex](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/RGBToHex.js)