diff --git a/tuned/daemon/controller.py b/tuned/daemon/controller.py
index 6a59a1d..f1d336f 100644
--- a/tuned/daemon/controller.py
+++ b/tuned/daemon/controller.py
@@ -5,6 +5,7 @@ from tuned.exceptions import TunedException
 import threading
 import tuned.consts as consts
 from tuned.utils.commands import commands
+from tuned.plugins import hotplug
 
 __all__ = ["Controller"]
 
@@ -352,6 +353,10 @@ class Controller(tuned.exports.interfaces.ExportableInterface):
 			rets = "Instance '%s' not found" % instance_name
 			log.error(rets)
 			return (False, rets)
+		if not isinstance(instance_target.plugin, hotplug.Plugin):
+			rets = "Plugin '%s' does not support hotplugging or dynamic instances." % instance_target.plugin.name
+			log.error(rets)
+			return (False, rets)
 		devs = set(self._cmd.devstr2devs(devices))
 		log.debug("Instance '%s' trying to acquire devices '%s'." % (instance_target.name, str(devs)))
 		for instance in self._daemon._unit_manager.instances: