diff --git a/bin/devbase b/bin/devbase
index 2243d7f..4d73dfc 100755
--- a/bin/devbase
+++ b/bin/devbase
@@ -163,7 +163,7 @@ run_python() {
 # Resolve abbreviated command to full command name via unique prefix matching
 resolve_command() {
     local input="$1"
-    local commands="init status container ct env plugin pl snapshot ss up down login build ps help"
+    local commands="init status container ct env plugin pl snapshot ss up down login build ps scale help"
     local matches=()
     for cmd in $commands; do
         [[ "$cmd" == "$input"* ]] && matches+=("$cmd")
@@ -186,7 +186,7 @@ case "$_resolved_cmd" in
     # Python-implemented commands
     --version|-V)
         run_python "$@" ;;
-    init|status|container|ct|env|plugin|pl|snapshot|ss|up|down|login|ps)
+    init|status|container|ct|env|plugin|pl|snapshot|ss|up|down|login|ps|scale)
         run_python "${_resolved_cmd}" "${@:2}" ;;
     # Shell-implemented commands
     build)  shift; cmd_build "$@" ;;
diff --git a/lib/devbase/cli.py b/lib/devbase/cli.py
index 412c917..b863751 100644
--- a/lib/devbase/cli.py
+++ b/lib/devbase/cli.py
@@ -23,6 +23,7 @@
     'login': ('container', 'login'),
     'build': ('container', 'build'),
     'ps': ('container', 'ps'),
+    'scale': ('container', 'scale'),
 }
 
 # Group aliases
@@ -196,6 +197,9 @@ def _add_shortcuts(subparsers):
     subparsers.add_parser('up', help='Start containers')
     subparsers.add_parser('down', help='Stop and remove containers')
 
+    scale_sc = subparsers.add_parser('scale', help='Scale containers online')
+    scale_sc.add_argument('new_scale', type=int, help='New number of containers')
+
 
 def _create_parser():
     """Create command line parser"""
@@ -210,6 +214,7 @@ def _create_parser():
             "  login         container login\n"
             "  build         container build\n"
             "  ps            container ps\n"
+            "  scale         container scale\n"
         )
     )
 
@@ -254,7 +259,7 @@ def _resolve_prefix(input_cmd, candidates):
 def _expand_argv():
     """Expand abbreviated command/subcommand names in sys.argv in-place."""
     commands = ['init', 'status', 'container', 'ct', 'env', 'plugin', 'pl',
-                'snapshot', 'ss', 'up', 'down', 'login', 'build', 'ps', 'help']
+                'snapshot', 'ss', 'up', 'down', 'login', 'build', 'ps', 'scale', 'help']
     repo_subcmds = ['add', 'remove', 'list', 'refresh']
 
     if len(sys.argv) >= 2 and not sys.argv[1].startswith('-'):