diff --git a/scripts/setup/install b/scripts/setup/install
index 96395347d3..f91f1e7870 100755
--- a/scripts/setup/install
+++ b/scripts/setup/install
@@ -6,7 +6,7 @@
 
 set -e
 if [ "$EUID" -ne 0 ]; then
-    echo "Error: The installation script must be run as root" >&2
+    echo "Error: The installation script must be run as root." >&2
     exit 1
 fi
 umask 022