diff --git a/config/base.toml b/config/base.toml
index 195300b..cd12efb 100644
--- a/config/base.toml
+++ b/config/base.toml
@@ -105,15 +105,6 @@ path = "/dev/stderr"
 data = "libc:stderr"
 symlink = true
 
-# Group settings
-[[files]]
-path = "/etc/group"
-data = """
-root;0;root
-user;1000;user
-sudo;1;user
-"""
-
 # User settings
 [users.root]
 password = "password"
@@ -125,3 +116,8 @@ home = "/root"
 [users.user]
 # Password is unset
 password = ""
+
+# Group settings
+[groups.sudo]
+gid = 1
+members = ["user"]
diff --git a/installer b/installer
index 6a4802d..7a7790e 160000
--- a/installer
+++ b/installer
@@ -1 +1 @@
-Subproject commit 6a4802d55631fee7a8de07b4f0f87ebd7f2f115b
+Subproject commit 7a7790e9bd2db0cf8ac07192ba3bba2e25673dbe