diff --git a/src/poetry/factory.py b/src/poetry/factory.py
index 4cfcd91d060..d627c537251 100644
--- a/src/poetry/factory.py
+++ b/src/poetry/factory.py
@@ -99,9 +99,10 @@ def create_poetry(
             )
         )
 
-        plugin_manager = PluginManager(Plugin.group, disable_plugins=disable_plugins)
-        plugin_manager.load_plugins()
-        plugin_manager.activate(poetry, io)
+        if not disable_plugins:
+            plugin_manager = PluginManager(Plugin.group)
+            plugin_manager.load_plugins()
+            plugin_manager.activate(poetry, io)
 
         return poetry
 
diff --git a/src/poetry/plugins/plugin_manager.py b/src/poetry/plugins/plugin_manager.py
index 4ab286c36f7..bc1861411f9 100644
--- a/src/poetry/plugins/plugin_manager.py
+++ b/src/poetry/plugins/plugin_manager.py
@@ -7,13 +7,12 @@
 from poetry.plugins.application_plugin import ApplicationPlugin
 from poetry.plugins.plugin import Plugin
 from poetry.utils._compat import metadata
+from poetry.utils.env import Env
 
 
 if TYPE_CHECKING:
     from typing import Any
 
-    from poetry.utils.env import Env
-
 
 logger = logging.getLogger(__name__)
 
@@ -23,16 +22,12 @@ class PluginManager:
     This class registers and activates plugins.
     """
 
-    def __init__(self, group: str, disable_plugins: bool = False) -> None:
+    def __init__(self, group: str) -> None:
         self._group = group
-        self._disable_plugins = disable_plugins
         self._plugins: list[Plugin] = []
 
-    def load_plugins(self, env: Env | None = None) -> None:
-        if self._disable_plugins:
-            return
-
-        plugin_entrypoints = self.get_plugin_entry_points(env=env)
+    def load_plugins(self) -> None:
+        plugin_entrypoints = self.get_plugin_entry_points()
 
         for ep in plugin_entrypoints:
             self._load_plugin_entry_point(ep)
@@ -58,7 +53,11 @@ def get_plugin_entry_points(
             if self._is_plugin_candidate(ep, env)
         ]
 
-    def add_plugin(self, plugin: Plugin) -> None:
+    def activate(self, *args: Any, **kwargs: Any) -> None:
+        for plugin in self._plugins:
+            plugin.activate(*args, **kwargs)
+
+    def _add_plugin(self, plugin: Plugin) -> None:
         if not isinstance(plugin, (Plugin, ApplicationPlugin)):
             raise ValueError(
                 "The Poetry plugin must be an instance of Plugin or ApplicationPlugin"
@@ -66,10 +65,6 @@ def add_plugin(self, plugin: Plugin) -> None:
 
         self._plugins.append(plugin)
 
-    def activate(self, *args: Any, **kwargs: Any) -> None:
-        for plugin in self._plugins:
-            plugin.activate(*args, **kwargs)
-
     def _load_plugin_entry_point(self, ep: metadata.EntryPoint) -> None:
         logger.debug("Loading the %s plugin", ep.name)
 
@@ -80,4 +75,4 @@ def _load_plugin_entry_point(self, ep: metadata.EntryPoint) -> None:
                 "The Poetry plugin must be an instance of Plugin or ApplicationPlugin"
             )
 
-        self.add_plugin(plugin())
+        self._add_plugin(plugin())
diff --git a/tests/plugins/test_plugin_manager.py b/tests/plugins/test_plugin_manager.py
index 44e0d68343d..67e4b6040b7 100644
--- a/tests/plugins/test_plugin_manager.py
+++ b/tests/plugins/test_plugin_manager.py
@@ -75,11 +75,6 @@ def _manager(group: str = Plugin.group) -> PluginManager:
     return _manager
 
 
-@pytest.fixture()
-def no_plugin_manager(poetry: Poetry, io: BufferedIO) -> PluginManager:
-    return PluginManager(Plugin.group, disable_plugins=True)
-
-
 def test_load_plugins_and_activate(
     manager_factory: ManagerFactory,
     poetry: Poetry,
@@ -114,15 +109,3 @@ def test_load_plugins_with_invalid_plugin(
 
     with pytest.raises(ValueError):
         manager.load_plugins()
-
-
-def test_load_plugins_with_plugins_disabled(
-    no_plugin_manager: PluginManager,
-    poetry: Poetry,
-    io: BufferedIO,
-    with_my_plugin: None,
-) -> None:
-    no_plugin_manager.load_plugins()
-
-    assert poetry.package.version.text == "1.2.3"
-    assert io.fetch_output() == ""