diff --git a/linux/install-sys.sh b/linux/install-sys.sh
index 0566bdc8..c3087891 100755
--- a/linux/install-sys.sh
+++ b/linux/install-sys.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-INSTALL_PREFIX=$HOME/usr DESKTOP_PREFIX=$INSTALL_PREFIX ./install.sh
+INSTALL_PREFIX=/usr DESKTOP_PREFIX=$INSTALL_PREFIX ./install.sh