diff --git a/cli/dcoscli/config/main.py b/cli/dcoscli/config/main.py
index dc72cc6..66d1eed 100644
--- a/cli/dcoscli/config/main.py
+++ b/cli/dcoscli/config/main.py
@@ -94,6 +94,10 @@ def _set(name, value):
     :rtype: int
     """
 
+    if name == "package.sources":
+        notice = ("This config property has been deprecated. "
+                  "Please add your repositories with `dcos package repo add`")
+        return DCOSException(notice)
     toml_config = config.set_val(name, value)
     if (name == 'core.reporting' is True) or (name == 'core.email'):
         analytics.segment_identify(toml_config)
diff --git a/cli/dcoscli/data/help/package.txt b/cli/dcoscli/data/help/package.txt
index 7a39032..0bee0fd 100644
--- a/cli/dcoscli/data/help/package.txt
+++ b/cli/dcoscli/data/help/package.txt
@@ -21,6 +21,7 @@ Usage:
     dcos package repo list [--json]
     dcos package uninstall [--cli | [--app --app-id=<app-id> --all]]
                            <package-name>
+    dcos package update
 
 Options:
     --all
diff --git a/cli/dcoscli/package/main.py b/cli/dcoscli/package/main.py
index 02b3248..96e02c9 100644
--- a/cli/dcoscli/package/main.py
+++ b/cli/dcoscli/package/main.py
@@ -53,6 +53,11 @@ def _cmds():
     """
 
     return [
+        cmds.Command(
+            hierarchy=['package', 'update'],
+            arg_keys=[],
+            function=_update),
+
         cmds.Command(
             hierarchy=['package', 'repo', 'list'],
             arg_keys=['--json'],
@@ -138,6 +143,19 @@ def _info():
     return 0
 
 
+def _update():
+    """
+    :returns: Deprecation notice
+    :rtype: str
+    """
+
+    _get_package_manager()
+    notice = ("This command has been deprecated. "
+              "Repositories will be automatically updated after they are added"
+              " by `dcos package repo add`")
+    raise DCOSException(notice)
+
+
 def _list_repos(is_json):
     """List configured package repositories.
 
diff --git a/cli/tests/data/help/package.txt b/cli/tests/data/help/package.txt
index 7a39032..0bee0fd 100644
--- a/cli/tests/data/help/package.txt
+++ b/cli/tests/data/help/package.txt
@@ -21,6 +21,7 @@ Usage:
     dcos package repo list [--json]
     dcos package uninstall [--cli | [--app --app-id=<app-id> --all]]
                            <package-name>
+    dcos package update
 
 Options:
     --all
diff --git a/cli/tests/integrations/test_config.py b/cli/tests/integrations/test_config.py
index c83aa8c..403e88d 100644
--- a/cli/tests/integrations/test_config.py
+++ b/cli/tests/integrations/test_config.py
@@ -102,6 +102,14 @@ def test_get_top_property(env):
                    returncode=1)
 
 
+def test_set_package_sources_property(env):
+    notice = (b"This config property has been deprecated. "
+              b"Please add your repositories with `dcos package repo add`\n")
+    assert_command(['dcos', 'config', 'set', 'package.sources', '[\"foo\"]'],
+                   stderr=notice,
+                   returncode=1)
+
+
 def test_set_existing_string_property(env):
     config_set('core.dcos_url',
                'http://dcos.snakeoil.mesosphere.com:5081', env)
diff --git a/cli/tests/integrations/test_package.py b/cli/tests/integrations/test_package.py
index 3436545..2646219 100644
--- a/cli/tests/integrations/test_package.py
+++ b/cli/tests/integrations/test_package.py
@@ -52,6 +52,15 @@ def test_version():
                    stdout=b'dcos-package version SNAPSHOT\n')
 
 
+def test_update_deprecation_notice():
+    notice = (b"This command has been deprecated. "
+              b"Repositories will be automatically updated after they are"
+              b" added by `dcos package repo add`\n")
+    assert_command(['dcos', 'package', 'update'],
+                   stderr=notice,
+                   returncode=1)
+
+
 def test_repo_list():
     repo_list = b"""\
 test4: https://github.com/mesosphere/universe/archive/cli-test-4.zip