diff --git a/brother/__init__.py b/brother/__init__.py
index f8ea9ae..f456cce 100644
--- a/brother/__init__.py
+++ b/brother/__init__.py
@@ -10,15 +10,15 @@
 
 from dacite import from_dict
 from pysnmp.error import PySnmpError
-from pysnmp.hlapi.asyncio import (
+from pysnmp.hlapi.v3arch.asyncio import (
     CommunityData,
     ContextData,
     ObjectIdentity,
     SnmpEngine,
     UdpTransportTarget,
-    getCmd,
+    get_cmd,
 )
-from pysnmp.hlapi.asyncio.cmdgen import lcd
+from pysnmp.hlapi.v3arch.asyncio.cmdgen import LCD
 from pysnmp.smi.rfc1902 import ObjectType
 
 from .const import (
@@ -142,7 +142,7 @@ async def initialize(self) -> None:
             self._request_args = (
                 self._snmp_engine,
                 CommunityData("public", mpModel=0),
-                UdpTransportTarget(
+                await UdpTransportTarget.create(
                     (self._host, self._port), timeout=DEFAULT_TIMEOUT, retries=RETRIES
                 ),
                 ContextData(),
@@ -152,7 +152,7 @@ async def initialize(self) -> None:
 
         while True:
             async with timeout(DEFAULT_TIMEOUT * RETRIES):
-                _, errstatus, errindex, _ = await getCmd(*self._request_args, *oids)
+                _, errstatus, errindex, _ = await get_cmd(*self._request_args, *oids)
 
             if str(errstatus) == "noSuchName":
                 # 5 and 8 are indexes from OIDS consts, model and serial are obligatory
@@ -291,7 +291,7 @@ async def async_update(self) -> BrotherSensors:
     def shutdown(self) -> None:
         """Unconfigure SNMP engine."""
         if self._snmp_engine:
-            lcd.unconfigure(self._snmp_engine, None)
+            LCD.unconfigure(self._snmp_engine, None)
 
     async def _get_data(self) -> dict[str, Any]:
         """Retrieve data from printer."""
@@ -299,7 +299,7 @@ async def _get_data(self) -> dict[str, Any]:
         raw_status: bytes | None = None
 
         try:
-            errindication, errstatus, errindex, restable = await getCmd(
+            errindication, errstatus, errindex, restable = await get_cmd(
                 *self._request_args, *self._oids
             )
         except PySnmpError as err:
diff --git a/brother/utils.py b/brother/utils.py
index 4111df4..3364728 100644
--- a/brother/utils.py
+++ b/brother/utils.py
@@ -2,9 +2,8 @@
 
 import asyncio
 
-from pysnmp.hlapi.asyncio import SnmpEngine
-from pysnmp.hlapi.asyncio.cmdgen import vbProcessor
-from pysnmp.smi.builder import MibBuilder
+from pysnmp.hlapi.v3arch.asyncio import SnmpEngine
+from pysnmp.hlapi.varbinds import MibViewControllerManager
 
 
 async def async_get_snmp_engine() -> SnmpEngine:
@@ -16,11 +15,10 @@ async def async_get_snmp_engine() -> SnmpEngine:
 def _get_snmp_engine() -> SnmpEngine:
     """Return an instance of SnmpEngine."""
     engine = SnmpEngine()
-    mib_controller = vbProcessor.getMibViewController(engine)
-    # Actually load the MIBs from disk so we do
-    # not do it in the event loop
-    builder: MibBuilder = mib_controller.mibBuilder
-    if "PYSNMP-MIB" not in builder.mibSymbols:
-        builder.loadModules()
+    # Actually load the MIBs from disk so we do not do it in the event loop
+    mib_view_controller = MibViewControllerManager.get_mib_view_controller(engine.cache)
+    if "PYSNMP-MIB" not in mib_view_controller.mibBuilder.mibSymbols:
+        mib_view_controller.mibBuilder.load_modules()
+    engine.cache["mibViewController"] = mib_view_controller
 
     return engine
diff --git a/requirements.txt b/requirements.txt
index 8fdb94b..abbd316 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
 dacite>=1.7.0
-pysnmp>=6.2.6,<7.0
+pysnmp>=7.1.6