diff --git a/docs/INSTALL.md b/docs/INSTALL.md
index 22cd431d..24ea3b50 100644
--- a/docs/INSTALL.md
+++ b/docs/INSTALL.md
@@ -6,7 +6,7 @@ but compiling on Windows and macOS should be possible with the right tools.
 - [Packages](#packages)
   - [Linux](#linux)
     - [Flatpak](#flatpak)
-    - [Alpine Linux / postmarketOS](#alpine-linux-postmarketOS)
+    - [Alpine Linux / postmarketOS](#alpine-linux-postmarketos)
     - [Arch Linux](#arch-linux)
 - [Manual installation](#manual-installation)
   - [Environment variables](#environment-variables)