diff --git a/package/share/ahriman/templates/build-status.jinja2 b/package/share/ahriman/templates/build-status.jinja2
index bb4d0674..33d07b8f 100644
--- a/package/share/ahriman/templates/build-status.jinja2
+++ b/package/share/ahriman/templates/build-status.jinja2
@@ -27,7 +27,7 @@
                     <button id="add-btn" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#add-form" hidden>
                         <i class="bi bi-plus"></i> add
                     </button>
-                    <button id="update-btn" class="btn btn-secondary" onclick="updatePackages()" disabled hidden>
+                    <button id="update-btn" class="btn btn-secondary" onclick="updatePackages()" hidden>
                         <i class="bi bi-play"></i> update
                     </button>
                     <button id="remove-btn" class="btn btn-danger" onclick="removePackages()" disabled hidden>
diff --git a/package/share/ahriman/templates/build-status/table.jinja2 b/package/share/ahriman/templates/build-status/table.jinja2
index 468b8cf3..436827ea 100644
--- a/package/share/ahriman/templates/build-status/table.jinja2
+++ b/package/share/ahriman/templates/build-status/table.jinja2
@@ -7,7 +7,6 @@
     table.on("check.bs.table uncheck.bs.table check-all.bs.table uncheck-all.bs.table",
         () => {
             removeButton.prop("disabled", !table.bootstrapTable("getSelections").length);
-            updateButton.prop("disabled", !table.bootstrapTable("getSelections").length);
         });
 
     const architectureBadge = $("#badge-architecture");
@@ -16,8 +15,6 @@
     const versionBadge = $("#badge-version");
 
     function doPackageAction(uri, packages) {
-        if (packages.length === 0)
-            return;
         $.ajax({
             url: uri,
             data: JSON.stringify({packages: packages}),
diff --git a/src/ahriman/core/spawn.py b/src/ahriman/core/spawn.py
index 472f8765..9544bf31 100644
--- a/src/ahriman/core/spawn.py
+++ b/src/ahriman/core/spawn.py
@@ -86,10 +86,12 @@ class Spawn(Thread, LazyLogging):
             packages(Iterable[str]): packages list to add
             now(bool): build packages now
         """
+        if not packages:
+            return self.spawn_process("repo-update")
         kwargs = {"source": PackageSource.AUR.value}  # avoid abusing by building non-aur packages
         if now:
             kwargs["now"] = ""
-        self.spawn_process("add", *packages, **kwargs)
+        return self.spawn_process("package-add", *packages, **kwargs)
 
     def packages_remove(self, packages: Iterable[str]) -> None:
         """
@@ -98,7 +100,7 @@ class Spawn(Thread, LazyLogging):
         Args:
             packages(Iterable[str]): packages list to remove
         """
-        self.spawn_process("remove", *packages)
+        self.spawn_process("package-remove", *packages)
 
     def spawn_process(self, command: str, *args: str, **kwargs: str) -> None:
         """
diff --git a/src/ahriman/web/views/service/add.py b/src/ahriman/web/views/service/add.py
index a94c0ab4..33933986 100644
--- a/src/ahriman/web/views/service/add.py
+++ b/src/ahriman/web/views/service/add.py
@@ -17,7 +17,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 #
-from aiohttp.web import HTTPBadRequest, HTTPFound
+from aiohttp.web import HTTPFound
 
 from ahriman.models.user_access import UserAccess
 from ahriman.web.views.base import BaseView
@@ -47,11 +47,8 @@ class AddView(BaseView):
             HTTPBadRequest: if bad data is supplied
             HTTPFound: in case of success response
         """
-        try:
-            data = await self.extract_data(["packages"])
-            packages = data["packages"]
-        except Exception as e:
-            raise HTTPBadRequest(reason=str(e))
+        data = await self.extract_data(["packages"])
+        packages = data.get("packages", [])
 
         self.spawner.packages_add(packages, now=True)
 
diff --git a/tests/ahriman/core/test_spawn.py b/tests/ahriman/core/test_spawn.py
index 1648fefb..1a652d00 100644
--- a/tests/ahriman/core/test_spawn.py
+++ b/tests/ahriman/core/test_spawn.py
@@ -42,7 +42,7 @@ def test_packages_add(spawner: Spawn, mocker: MockerFixture) -> None:
     """
     spawn_mock = mocker.patch("ahriman.core.spawn.Spawn.spawn_process")
     spawner.packages_add(["ahriman", "linux"], now=False)
-    spawn_mock.assert_called_once_with("add", "ahriman", "linux", source="aur")
+    spawn_mock.assert_called_once_with("package-add", "ahriman", "linux", source="aur")
 
 
 def test_packages_add_with_build(spawner: Spawn, mocker: MockerFixture) -> None:
@@ -51,7 +51,16 @@ def test_packages_add_with_build(spawner: Spawn, mocker: MockerFixture) -> None:
     """
     spawn_mock = mocker.patch("ahriman.core.spawn.Spawn.spawn_process")
     spawner.packages_add(["ahriman", "linux"], now=True)
-    spawn_mock.assert_called_once_with("add", "ahriman", "linux", source="aur", now="")
+    spawn_mock.assert_called_once_with("package-add", "ahriman", "linux", source="aur", now="")
+
+
+def test_packages_add_update(spawner: Spawn, mocker: MockerFixture) -> None:
+    """
+    must call repo update
+    """
+    spawn_mock = mocker.patch("ahriman.core.spawn.Spawn.spawn_process")
+    spawner.packages_add([], now=False)
+    spawn_mock.assert_called_once_with("repo-update")
 
 
 def test_packages_remove(spawner: Spawn, mocker: MockerFixture) -> None:
@@ -60,7 +69,7 @@ def test_packages_remove(spawner: Spawn, mocker: MockerFixture) -> None:
     """
     spawn_mock = mocker.patch("ahriman.core.spawn.Spawn.spawn_process")
     spawner.packages_remove(["ahriman", "linux"])
-    spawn_mock.assert_called_once_with("remove", "ahriman", "linux")
+    spawn_mock.assert_called_once_with("package-remove", "ahriman", "linux")
 
 
 def test_spawn_process(spawner: Spawn, mocker: MockerFixture) -> None:
diff --git a/tests/ahriman/web/views/service/test_views_service_add.py b/tests/ahriman/web/views/service/test_views_service_add.py
index 56ee4680..2b81e27e 100644
--- a/tests/ahriman/web/views/service/test_views_service_add.py
+++ b/tests/ahriman/web/views/service/test_views_service_add.py
@@ -27,17 +27,6 @@ async def test_post(client: TestClient, mocker: MockerFixture) -> None:
     add_mock.assert_called_once_with(["ahriman"], now=True)
 
 
-async def test_post_exception(client: TestClient, mocker: MockerFixture) -> None:
-    """
-    must raise exception on missing packages payload
-    """
-    add_mock = mocker.patch("ahriman.core.spawn.Spawn.packages_add")
-    response = await client.post("/api/v1/service/add")
-
-    assert response.status == 400
-    add_mock.assert_not_called()
-
-
 async def test_post_update(client: TestClient, mocker: MockerFixture) -> None:
     """
     must call post request correctly for alias