diff --git a/src/python/jw/pkg/cmds/CmdPkg.py b/src/python/jw/pkg/cmds/CmdPkg.py
index 8de1e7cb..170a5e6d 100644
--- a/src/python/jw/pkg/cmds/CmdPkg.py
+++ b/src/python/jw/pkg/cmds/CmdPkg.py
@@ -13,5 +13,12 @@ class CmdPkg(Cmd):  # export
         super().__init__(parent, 'pkg', help = 'System package manager wrapper')
         self.load_subcommands()
 
+    async def _run(self, args):
+        import sys
+
+        # Missing subcommand
+        self.parser.print_help()
+        sys.exit(1)
+
     def add_arguments(self, parser: ArgumentParser) -> None:
         super().add_arguments(parser)
diff --git a/src/python/jw/pkg/cmds/CmdPlatform.py b/src/python/jw/pkg/cmds/CmdPlatform.py
index ecb5035d..00ae0dec 100644
--- a/src/python/jw/pkg/cmds/CmdPlatform.py
+++ b/src/python/jw/pkg/cmds/CmdPlatform.py
@@ -15,5 +15,12 @@ class CmdPlatform(Cmd):  # export
         )
         self.load_subcommands()
 
+    async def _run(self, args):
+        import sys
+
+        # Missing subcommand
+        self.parser.print_help()
+        sys.exit(1)
+
     def add_arguments(self, parser: ArgumentParser) -> None:
         super().add_arguments(parser)
diff --git a/src/python/jw/pkg/cmds/CmdPosix.py b/src/python/jw/pkg/cmds/CmdPosix.py
index 84e5f5b7..72bcece6 100644
--- a/src/python/jw/pkg/cmds/CmdPosix.py
+++ b/src/python/jw/pkg/cmds/CmdPosix.py
@@ -20,5 +20,12 @@ class CmdPosix(Cmd):  # export
         )
         self.load_subcommands()
 
+    async def _run(self, args):
+        import sys
+
+        # Missing subcommand
+        self.parser.print_help()
+        sys.exit(1)
+
     def add_arguments(self, parser: ArgumentParser) -> None:
         super().add_arguments(parser)
diff --git a/src/python/jw/pkg/cmds/CmdProjects.py b/src/python/jw/pkg/cmds/CmdProjects.py
index 3cc62c23..99d47815 100644
--- a/src/python/jw/pkg/cmds/CmdProjects.py
+++ b/src/python/jw/pkg/cmds/CmdProjects.py
@@ -1,7 +1,5 @@
 from __future__ import annotations
 
-import sys
-
 from typing import TYPE_CHECKING
 
 from .Cmd import Cmd, Parent
@@ -19,10 +17,12 @@ class CmdProjects(Cmd):  # export
         )
         self.load_subcommands()
 
-    def add_arguments(self, parser: ArgumentParser) -> None:
-        super().add_arguments(parser)
-
     async def _run(self, args):
+        import sys
+
         # Missing subcommand
         self.parser.print_help()
         sys.exit(1)
+
+    def add_arguments(self, parser: ArgumentParser) -> None:
+        super().add_arguments(parser)
diff --git a/src/python/jw/pkg/cmds/CmdSecrets.py b/src/python/jw/pkg/cmds/CmdSecrets.py
index 14176ed6..cd5eaec9 100644
--- a/src/python/jw/pkg/cmds/CmdSecrets.py
+++ b/src/python/jw/pkg/cmds/CmdSecrets.py
@@ -13,5 +13,12 @@ class CmdSecrets(Cmd):  # export
         super().__init__(parent, 'secrets', help = 'Manage package secrets')
         self.load_subcommands()
 
+    async def _run(self, args):
+        import sys
+
+        # Missing subcommand
+        self.parser.print_help()
+        sys.exit(1)
+
     def add_arguments(self, parser: ArgumentParser) -> None:
         super().add_arguments(parser)
diff --git a/src/python/jw/pkg/cmds/posix/CmdTar.py b/src/python/jw/pkg/cmds/posix/CmdTar.py
index 05a6adbe..0db6d835 100644
--- a/src/python/jw/pkg/cmds/posix/CmdTar.py
+++ b/src/python/jw/pkg/cmds/posix/CmdTar.py
@@ -5,7 +5,7 @@ from typing import TYPE_CHECKING
 from .Cmd import Cmd, Parent
 
 if TYPE_CHECKING:
-    from argparse import ArgumentParser, Namespace
+    from argparse import ArgumentParser
 
 class CmdTar(Cmd):  # export
 
@@ -13,8 +13,12 @@ class CmdTar(Cmd):  # export
         super().__init__(parent, 'tar', help = 'Handle tar archives')
         self.load_subcommands()
 
+    async def _run(self, args):
+        import sys
+
+        # Missing subcommand
+        self.parser.print_help()
+        sys.exit(1)
+
     def add_arguments(self, parser: ArgumentParser) -> None:
         super().add_arguments(parser)
-
-    async def _run(self, args: Namespace) -> None:
-        return await super()._run(args)
diff --git a/src/python/jw/pkg/cmds/projects/CmdCheck.py b/src/python/jw/pkg/cmds/projects/CmdCheck.py
index 4512d52e..e33f3ac9 100644
--- a/src/python/jw/pkg/cmds/projects/CmdCheck.py
+++ b/src/python/jw/pkg/cmds/projects/CmdCheck.py
@@ -1,5 +1,4 @@
 from __future__ import annotations
-import sys
 
 from .Cmd import Cmd, Parent
 from typing import TYPE_CHECKING
@@ -17,10 +16,12 @@ class CmdCheck(Cmd):  # export
         )
         self.load_subcommands()
 
-    def add_arguments(self, parser: ArgumentParser) -> None:
-        super().add_arguments(parser)
-
     async def _run(self, args):
+        import sys
+
         # Missing subcommand
         self.parser.print_help()
         sys.exit(1)
+
+    def add_arguments(self, parser: ArgumentParser) -> None:
+        super().add_arguments(parser)