diff --git a/meson.build b/meson.build
index f83ed1b..b2007d4 100644
--- a/meson.build
+++ b/meson.build
@@ -2,7 +2,8 @@ project(
     'com.github.ryonakano.atlas',
     'vala', 'c',
     version: '3.1.0',
-    meson_version: '>=0.57.0'
+    # Version limitation for gnome.post_install()
+    meson_version: '>= 0.57.0'
 )
 
 gnome = import('gnome')
diff --git a/src/meson.build b/src/meson.build
index 847e7de..d835ca6 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -8,9 +8,13 @@ config_file = configure_file(
 )
 
 dependencies = [
+    # Version limitation for libsoup 3.x support
+    # libsoup 2.x is no longer shipped on GNOME Flatpak runtime by default
     dependency('geocode-glib-2.0', version: '>= 3.26.3'),
     dependency('gio-2.0'),
+    # Version limitation for GLib.ApplicationFlags.DEFAULT_FLAGS
     dependency('glib-2.0', version: '>= 2.74'),
+    # Version limitation for Granite.init()
     dependency('granite-7', version: '>= 7.2.0'),
     dependency('gtk4'),
     dependency('libadwaita-1'),