diff --git a/pyproject.toml b/pyproject.toml
index bcafe650..5557c31b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "royalnet"
-version = "6.2.0"
+version = "6.2.1"
 description = "A multipurpose bot framework"
 authors = ["Stefano Pigozzi <me@steffo.eu>"]
 license = "AGPL-3.0-or-later"
diff --git a/royalnet/engineer/pda/base.py b/royalnet/engineer/pda/base.py
index c6d3f4df..1af64662 100644
--- a/royalnet/engineer/pda/base.py
+++ b/royalnet/engineer/pda/base.py
@@ -2,7 +2,7 @@
 This module contains the base :class:`.PDA` class.
 """
 
-import abc
+import asyncio
 import royalnet.royaltyping as t
 
 if t.TYPE_CHECKING:
@@ -10,7 +10,7 @@ if t.TYPE_CHECKING:
     DispenserKey = t.TypeVar("DispenserKey")
 
 
-class PDA(metaclass=abc.ABCMeta):
+class PDA:
     """
     .. todo:: Document this.
     """
@@ -27,6 +27,9 @@ class PDA(metaclass=abc.ABCMeta):
     def __len__(self):
         return len(self.implementations)
 
+    def run(self):
+        asyncio.run(asyncio.gather(*[implementation.run() for implementation in self.implementations.values()]))
+
 
 __all__ = (
     "PDA",
diff --git a/royalnet/engineer/pda/implementations/base.py b/royalnet/engineer/pda/implementations/base.py
index 682fbaf4..be1bda21 100644
--- a/royalnet/engineer/pda/implementations/base.py
+++ b/royalnet/engineer/pda/implementations/base.py
@@ -63,6 +63,10 @@ class PDAImplementation(metaclass=abc.ABCMeta):
 
         raise NotImplementedError()
 
+    @abc.abstractmethod
+    async def run(self):
+        raise NotImplementedError()
+
 
 class ImplementationException(Exception):
     """