diff --git a/docs b/docs
index 01219b63..459f0135 160000
--- a/docs
+++ b/docs
@@ -1 +1 @@
-Subproject commit 01219b63ed20f829f6dc92a60adaa88ee1fc32b8
+Subproject commit 459f01352ae3eea3b5adfab9ff389f45768fc4ce
diff --git a/platformio/commands/boards.py b/platformio/commands/boards.py
index f93607d4..b51103ca 100644
--- a/platformio/commands/boards.py
+++ b/platformio/commands/boards.py
@@ -13,6 +13,7 @@
 # limitations under the License.
 
 import json
+import shutil
 
 import click
 from tabulate import tabulate
@@ -40,7 +41,7 @@ def cli(query, installed, json_output):  # pylint: disable=R0912
             grpboards[board["platform"]] = []
         grpboards[board["platform"]].append(board)
 
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     for (platform, boards) in sorted(grpboards.items()):
         click.echo("")
         click.echo("Platform: ", nl=False)
diff --git a/platformio/commands/check/command.py b/platformio/commands/check/command.py
index 082373f3..2d4bb109 100644
--- a/platformio/commands/check/command.py
+++ b/platformio/commands/check/command.py
@@ -17,6 +17,7 @@
 
 import json
 import os
+import shutil
 from collections import Counter
 from os.path import dirname, isfile
 from time import time
@@ -193,7 +194,7 @@ def print_processing_header(tool, envname, envdump):
         "Checking %s > %s (%s)"
         % (click.style(envname, fg="cyan", bold=True), tool, "; ".join(envdump))
     )
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     click.secho("-" * terminal_width, bold=True)
 
 
diff --git a/platformio/commands/run/command.py b/platformio/commands/run/command.py
index db4b4121..5684f119 100644
--- a/platformio/commands/run/command.py
+++ b/platformio/commands/run/command.py
@@ -14,6 +14,7 @@
 
 import operator
 import os
+import shutil
 from multiprocessing import cpu_count
 from time import time
 
@@ -200,7 +201,7 @@ def print_processing_header(env, config, verbose=False):
         "Processing %s (%s)"
         % (click.style(env, fg="cyan", bold=True), "; ".join(env_dump))
     )
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     click.secho("-" * terminal_width, bold=True)
 
 
diff --git a/platformio/commands/test/command.py b/platformio/commands/test/command.py
index bc503093..c4b90499 100644
--- a/platformio/commands/test/command.py
+++ b/platformio/commands/test/command.py
@@ -16,6 +16,7 @@
 
 import fnmatch
 import os
+import shutil
 from time import time
 
 import click
@@ -192,7 +193,7 @@ def print_processing_header(test, env):
             click.style(env, fg="cyan", bold=True),
         )
     )
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     click.secho("-" * terminal_width, bold=True)
 
 
diff --git a/platformio/maintenance.py b/platformio/maintenance.py
index 3ef47015..ba370032 100644
--- a/platformio/maintenance.py
+++ b/platformio/maintenance.py
@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from os import getenv
-from os.path import join
+import os
+import shutil
 from time import time
 
 import click
@@ -75,19 +75,19 @@ def on_platformio_exception(e):
 
 
 def set_caller(caller=None):
-    caller = caller or getenv("PLATFORMIO_CALLER")
+    caller = caller or os.getenv("PLATFORMIO_CALLER")
     if caller:
         return app.set_session_var("caller_id", caller)
-    if getenv("VSCODE_PID") or getenv("VSCODE_NLS_CONFIG"):
+    if os.getenv("VSCODE_PID") or os.getenv("VSCODE_NLS_CONFIG"):
         caller = "vscode"
-    elif getenv("GITPOD_INSTANCE_ID") or getenv("GITPOD_WORKSPACE_URL"):
+    elif os.getenv("GITPOD_INSTANCE_ID") or os.getenv("GITPOD_WORKSPACE_URL"):
         caller = "gitpod"
     elif is_container():
-        if getenv("C9_UID"):
+        if os.getenv("C9_UID"):
             caller = "C9"
-        elif getenv("USER") == "cabox":
+        elif os.getenv("USER") == "cabox":
             caller = "CA"
-        elif getenv("CHE_API", getenv("CHE_API_ENDPOINT")):
+        elif os.getenv("CHE_API", os.getenv("CHE_API_ENDPOINT")):
             caller = "Che"
     return app.set_session_var("caller_id", caller)
 
@@ -139,7 +139,7 @@ class Upgrader(object):
 
 
 def after_upgrade(ctx):
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     last_version = app.get_state_item("last_version", "0.0.0")
     if last_version == __version__:
         return
@@ -204,7 +204,7 @@ def after_upgrade(ctx):
             click.style("https://github.com/platformio/platformio", fg="cyan"),
         )
     )
-    if not getenv("PLATFORMIO_IDE"):
+    if not os.getenv("PLATFORMIO_IDE"):
         click.echo(
             "- %s PlatformIO IDE for embedded development > %s"
             % (
@@ -235,7 +235,7 @@ def check_platformio_upgrade():
     if pepver_to_semver(latest_version) <= pepver_to_semver(__version__):
         return
 
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
 
     click.echo("")
     click.echo("*" * terminal_width)
@@ -245,10 +245,10 @@ def check_platformio_upgrade():
         fg="yellow",
         nl=False,
     )
-    if getenv("PLATFORMIO_IDE"):
+    if os.getenv("PLATFORMIO_IDE"):
         click.secho("PlatformIO IDE Menu: Upgrade PlatformIO", fg="cyan", nl=False)
         click.secho("`.", fg="yellow")
-    elif join("Cellar", "platformio") in fs.get_source_dir():
+    elif os.path.join("Cellar", "platformio") in fs.get_source_dir():
         click.secho("brew update && brew upgrade", fg="cyan", nl=False)
         click.secho("` command.", fg="yellow")
     else:
@@ -288,7 +288,7 @@ def check_internal_updates(ctx, what):  # pylint: disable=too-many-branches
     if not outdated_items:
         return
 
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
 
     click.echo("")
     click.echo("*" * terminal_width)
@@ -350,7 +350,7 @@ def check_prune_system():
     if (unnecessary_size / 1024) < threshold_mb:
         return
 
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     click.echo()
     click.echo("*" * terminal_width)
     click.secho(
diff --git a/platformio/telemetry.py b/platformio/telemetry.py
index 6ca60b0f..94c4222a 100644
--- a/platformio/telemetry.py
+++ b/platformio/telemetry.py
@@ -17,13 +17,13 @@ import hashlib
 import json
 import os
 import re
+import shutil
 import sys
 import threading
 from collections import deque
 from time import sleep, time
 from traceback import format_exc
 
-import click
 import requests
 
 from platformio import __version__, app, exception, util
@@ -74,7 +74,7 @@ class MeasurementProtocol(TelemetryBase):
         self["cid"] = app.get_cid()
 
         try:
-            self["sr"] = "%dx%d" % click.get_terminal_size()
+            self["sr"] = "%dx%d" % shutil.get_terminal_size()
         except ValueError:
             pass
 
diff --git a/platformio/util.py b/platformio/util.py
index 1d7c8655..8ab144a4 100644
--- a/platformio/util.py
+++ b/platformio/util.py
@@ -19,6 +19,7 @@ import math
 import os
 import platform
 import re
+import shutil
 import time
 from functools import wraps
 from glob import glob
@@ -269,7 +270,7 @@ def merge_dicts(d1, d2, path=None):
 
 
 def print_labeled_bar(label, is_error=False, fg=None):
-    terminal_width, _ = click.get_terminal_size()
+    terminal_width, _ = shutil.get_terminal_size()
     width = len(click.unstyle(label))
     half_line = "=" * int((terminal_width - width - 2) / 2)
     click.secho("%s %s %s" % (half_line, label, half_line), fg=fg, err=is_error)
diff --git a/setup.py b/setup.py
index af921b76..a520931c 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@ from platformio.compat import PY2, WINDOWS
 
 minimal_requirements = [
     "bottle==0.12.*",
-    "click>=5,<8%s" % (",!=7.1,!=7.1.1" if WINDOWS else ""),
+    "click>=5,<9%s" % (",!=7.1,!=7.1.1" if WINDOWS else ""),
     "colorama",
     "marshmallow%s" % (">=2,<3" if PY2 else ">=2,<4"),
     "pyelftools>=0.27,<1",
@@ -39,10 +39,10 @@ minimal_requirements = [
 ]
 
 if not PY2:
-    minimal_requirements.append("zeroconf==0.29.*")
+    minimal_requirements.append("zeroconf==0.31.*")
 
 home_requirements = [
-    "aiofiles==0.6.*",
+    "aiofiles==0.7.*",
     "ajsonrpc==1.1.*",
     "starlette==0.14.*",
     "uvicorn==0.13.*",