diff --git a/Building-for-Linux.md b/Building-for-Linux.md
index 6c11d63..c4e1206 100644
--- a/Building-for-Linux.md
+++ b/Building-for-Linux.md
@@ -67,7 +67,7 @@ Libraries will silently fall back to their vendored counterpart if they cannot b
 
 Ubuntu users of versions prior to 25.04 may need alternative sources to meet minimum version requirements:
 
-- SDL: [PPA](https://launchpad.net/~hrzhu/+archive/ubuntu/sdl3-backport) OR `-DUSE_SYSTEM_SDL=OFF`
+- SDL: [PPA](https://launchpad.net/~hrzhu/+archive/ubuntu/sdl3-backport) OR `-DUSE_SYSTEM_SDL3=OFF`
 - FMT: [PPA](https://launchpad.net/~trldp/+archive/ubuntu/libfmt) OR `-DUSE_SYSTEM_FMT=OFF`
 - ENET: `-DUSE_SYSTEM_ENET=OFF`
 - ZLIB: `-DUSE_SYSTEM_ZLIB=OFF`