diff --git a/lib/spack/spack/cmd/license.py b/lib/spack/spack/cmd/license.py
index 7ae5f1c72b..4c69dba0e7 100644
--- a/lib/spack/spack/cmd/license.py
+++ b/lib/spack/spack/cmd/license.py
@@ -22,7 +22,7 @@
 git = which('git')
 
 #: SPDX license id must appear in the first <license_lines> lines of a file
-license_lines = 6
+license_lines = 7
 
 #: Spack's license identifier
 apache2_mit_spdx = "(Apache-2.0 OR MIT)"