diff --git a/src/api/.database_consistency.todo.yml b/src/api/.database_consistency.todo.yml
index 81df5ebf65e..5c6ba476b75 100644
--- a/src/api/.database_consistency.todo.yml
+++ b/src/api/.database_consistency.todo.yml
@@ -1,8 +1,5 @@
 ---
 Architecture:
-  available:
-    ThreeStateBooleanChecker:
-      enabled: false
   id:
     PrimaryKeyTypeChecker:
       enabled: false
diff --git a/src/api/app/models/architecture.rb b/src/api/app/models/architecture.rb
index 766f0e7953f..b5d5617646e 100644
--- a/src/api/app/models/architecture.rb
+++ b/src/api/app/models/architecture.rb
@@ -71,7 +71,7 @@ def discard_cache
 # Table name: architectures
 #
 #  id        :integer          not null, primary key
-#  available :boolean          default(FALSE)
+#  available :boolean          default(FALSE), not null
 #  name      :string(255)      not null, indexed
 #
 # Indexes
diff --git a/src/api/db/migrate/20240927144404_add_not_null_to_architectures_available.rb b/src/api/db/migrate/20240927144404_add_not_null_to_architectures_available.rb
new file mode 100644
index 00000000000..fa1aeb6070c
--- /dev/null
+++ b/src/api/db/migrate/20240927144404_add_not_null_to_architectures_available.rb
@@ -0,0 +1,5 @@
+class AddNotNullToArchitecturesAvailable < ActiveRecord::Migration[7.0]
+  def change
+    change_column_null :architectures, :available, false
+  end
+end
diff --git a/src/api/db/schema.rb b/src/api/db/schema.rb
index a21fd8a1cf2..6ce1b2e4a11 100644
--- a/src/api/db/schema.rb
+++ b/src/api/db/schema.rb
@@ -51,7 +51,7 @@
 
   create_table "architectures", id: :integer, charset: "utf8mb4", collation: "utf8mb4_unicode_ci", options: "ENGINE=InnoDB ROW_FORMAT=DYNAMIC", force: :cascade do |t|
     t.string "name", null: false
-    t.boolean "available", default: false
+    t.boolean "available", default: false, null: false
     t.index ["name"], name: "arch_name_index", unique: true
   end