diff --git a/subprojects/libcr51sign/include/meson.build b/subprojects/libcr51sign/include/meson.build
index fc9ec3a..d641b01 100644
--- a/subprojects/libcr51sign/include/meson.build
+++ b/subprojects/libcr51sign/include/meson.build
@@ -15,6 +15,7 @@
 libcr51sign_includes = include_directories('.')
 
 install_subdir(
-  'libcr51sign',
-  install_dir: get_option('includedir'),
-  strip_directory: false)
+    'libcr51sign',
+    install_dir: get_option('includedir'),
+    strip_directory: false,
+)