diff --git a/data/re.sonny.Commit.gschema.xml b/data/re.sonny.Commit.gschema.xml
index 614124b..a160ccf 100644
--- a/data/re.sonny.Commit.gschema.xml
+++ b/data/re.sonny.Commit.gschema.xml
@@ -13,6 +13,16 @@
       <summary>Body lines maximum length (in characters)</summary>
     </key>
 
+    <key name='window-height' type='i'>
+      <default>272</default>
+      <summary>The height of the commit message window.</summary>
+    </key>
+
+    <key name='window-width' type='i'>
+      <default>654</default>
+      <summary>The width of the commit message window.</summary>
+    </key>
+
     <key name="color-scheme" type="i">
       <default>0</default>
     </key>
diff --git a/src/welcome.js b/src/welcome.js
index 27cc7dc..ea8ec5a 100644
--- a/src/welcome.js
+++ b/src/welcome.js
@@ -36,7 +36,8 @@ export default function Welcome({ application }) {
   const command = getCommand();
 
   const git_text = builder.get_object("git_text");
-  git_text.label = `<tt>git config --global core.editor "${command}"</tt>`;
+  git_text.label = `<tt>git config --global core.editor "${command}"\n` +
+    'git config --global --unset sequence.editor</tt>';
   const git_copy = builder.get_object("git_copy");
   git_copy.connect("clicked", () => {
     git_copy.get_clipboard().set(git_text.get_text());
diff --git a/src/window.js b/src/window.js
index b50733a..244e9a6 100644
--- a/src/window.js
+++ b/src/window.js
@@ -27,6 +27,20 @@ export default function Window({ application, file, text, type, readonly }) {
   const window = builder.get_object("window");
   if (__DEV__) window.add_css_class("devel");
 
+  settings.bind(
+    "window-width",
+    window,
+    "default-width",
+    Gio.SettingsBindFlags.DEFAULT,
+  );
+
+  settings.bind(
+    "window-height",
+    window,
+    "default-height",
+    Gio.SettingsBindFlags.DEFAULT,
+  );
+
   let title = GLib.path_get_basename(GLib.get_current_dir());
   if (parsed.detail) title += ` (${parsed.detail})`;
   window.set_title(title);