diff --git a/Custom-Formats.md b/Custom-Formats.md
index 3b0f207..2d13b42 100644
--- a/Custom-Formats.md
+++ b/Custom-Formats.md
@@ -112,7 +112,7 @@ Radarr provides a wide range of predefined templates. They are explained below a
 **Usage:** This format can be easily customized by adding or removing desired languages.
 
 ## Complex Examples
-### Surround Heirachy
+### Surround Hierarchy
 
 **Lossless Object Surround:**
 * C_RXRQ_ATMOS.?TRUEHD|TRUEHD.?ATMOS|TRUEHD.?(5.1|7.1).?ATMOS|ATMOS.?TRUEHD.?(5.1|7.1)|DTSX|DTS-X