diff --git a/environment.yml b/environment.yml
index b16b2892e..39f9cbbfa 100644
--- a/environment.yml
+++ b/environment.yml
@@ -8,7 +8,7 @@ dependencies:
 - python~=3.9
 - alembic~=1.2
 - archive-path~=0.4.2
-- asyncssh@ git+https://github.com/ronf/asyncssh.git@033ef54302b2b09d496d68ccf39778b9e5fc89e2#egg=asyncssh
+- asyncssh
 - circus~=0.18.0
 - click-spinner~=0.1.8
 - click~=8.1
@@ -23,7 +23,7 @@ dependencies:
 - importlib-metadata~=6.0
 - numpy~=1.21
 - paramiko~=3.0
-- plumpy@ git+https://github.com/aiidateam/plumpy.git@async-run#egg=plumpy
+- plumpy
 - pgsu~=0.3.0
 - psutil~=5.6
 - psycopg[binary]~=3.0
diff --git a/pyproject.toml b/pyproject.toml
index 3b4ed0539..e6ff19f24 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ dependencies = [
   'tabulate>=0.8.0,<0.10.0',
   'tqdm~=4.45',
   'upf_to_json~=0.9.2',
-  'wrapt~=1.11',
+  'wrapt~=1.11'
 ]
 description = 'AiiDA is a workflow manager for computational science with a strong focus on provenance, performance and extensibility.'
 dynamic = ['version']  # read from aiida/__init__.py
@@ -513,5 +513,5 @@ commands = molecule {posargs:test}
 """
 
 [tool.uv.sources]
-plumpy = { git = "https://github.com/aiidateam/plumpy", branch = "async-run" }
-asyncssh = { git = "https://github.com/ronf/asyncssh", rev = "033ef54302b2b09d496d68ccf39778b9e5fc89e2" }
+asyncssh = {git = "https://github.com/ronf/asyncssh", rev = "033ef54302b2b09d496d68ccf39778b9e5fc89e2"}
+plumpy = {git = "https://github.com/aiidateam/plumpy", branch = "async-run"}
diff --git a/src/aiida/transports/plugins/ssh_async.py b/src/aiida/transports/plugins/ssh_async.py
index 6faace2e0..775a9d36f 100644
--- a/src/aiida/transports/plugins/ssh_async.py
+++ b/src/aiida/transports/plugins/ssh_async.py
@@ -655,7 +655,9 @@ async def _exec_cp(cp_exe: str, cp_flags: str, src: str, dst: str):
                 to_copy_list = await self.glob_async(remotesource)
 
                 if len(to_copy_list) > 1:
-                    if not self.path_exists(remotedestination) or self.isfile(remotedestination):
+                    if not await self.path_exists_async(remotedestination) or await self.isfile_async(
+                        remotedestination
+                    ):
                         raise OSError("Can't copy more than one file in the same destination file")
 
                 for file in to_copy_list:
@@ -718,22 +720,26 @@ async def exec_command_wait_async(
         stdin: Optional[str] = None,
         encoding: str = 'utf-8',
         workdir: Optional[TransportPath] = None,
-        timeout: Optional[float] = 2,
+        timeout: Optional[float] = None,
         **kwargs,
     ):
         """Execute a command on the remote machine and wait for it to finish.
 
         :param command: the command to execute
         :param stdin: the input to pass to the command
+            Default = None
         :param encoding: (IGNORED) this is here just to keep the same signature as the one in `Transport` class
+            Default = 'utf-8'
         :param workdir: the working directory where to execute the command
+            Default = None
         :param timeout: the timeout in seconds
+            Default = None
 
         :type command: str
         :type stdin: str
         :type encoding: str
-        :type workdir: Union[TransportPath, None]
-        :type timeout: float
+        :type workdir: Optional[TransportPath]
+        :type timeout: Optional[float]
 
         :return: a tuple with the return code, the stdout and the stderr of the command
         :rtype: tuple(int, str, str)