diff --git a/cmake/debian/preinst b/cmake/debian/preinst
index 0f41fb6c..e0107138 100644
--- a/cmake/debian/preinst
+++ b/cmake/debian/preinst
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/sh
 
 echo "---Hyperion ambient light preinst ---"