diff --git a/supervisor/utils/gdbus.py b/supervisor/utils/gdbus.py
index e1deec431..8b10e6b28 100644
--- a/supervisor/utils/gdbus.py
+++ b/supervisor/utils/gdbus.py
@@ -31,6 +31,7 @@ RE_GVARIANT_STRING_ESC: re.Pattern[Any] = re.compile(
 RE_GVARIANT_STRING: re.Pattern[Any] = re.compile(
     r"(?<=(?: |{|\[|\(|<))'(.*?)'(?=(?:|]|}|,|\)|>))"
 )
+RE_GVARIANT_BINARY: re.Pattern[Any] = re.compile(r"<\[byte (.*?)\]>")
 RE_GVARIANT_TUPLE_O: re.Pattern[Any] = re.compile(r"\"[^\"\\]*(?:\\.[^\"\\]*)*\"|(\()")
 RE_GVARIANT_TUPLE_C: re.Pattern[Any] = re.compile(
     r"\"[^\"\\]*(?:\\.[^\"\\]*)*\"|(,?\))"
@@ -111,8 +112,12 @@ class DBus:
     def parse_gvariant(raw: str) -> Any:
         """Parse GVariant input to python."""
         # Process first string
+        json_raw = RE_GVARIANT_BINARY.sub(
+            lambda x: f"<'{bytes([int(char, 0) for char in x.group(1).split(', ')]).decode()}'>",
+            raw,
+        )
         json_raw = RE_GVARIANT_STRING_ESC.sub(
-            lambda x: x.group(0).replace('"', '\\"'), raw
+            lambda x: x.group(0).replace('"', '\\"'), json_raw
         )
         json_raw = RE_GVARIANT_STRING.sub(r'"\1"', json_raw)
 
diff --git a/tests/utils/test_gvariant_parser.py b/tests/utils/test_gvariant_parser.py
index 50aabef7d..101c8bc4e 100644
--- a/tests/utils/test_gvariant_parser.py
+++ b/tests/utils/test_gvariant_parser.py
@@ -310,3 +310,50 @@ def test_networkmanager_dns_properties_empty():
     data = DBus.parse_gvariant(raw)
 
     assert data == [{"Mode": "default", "RcManager": "resolvconf", "Configuration": []}]
+
+
+def test_networkmanager_binary_data():
+    """Test NetworkManager Binary datastrings."""
+    raw = "({'802-11-wireless': {'mac-address-blacklist': <@as []>, 'mode': <'infrastructure'>, 'security': <'802-11-wireless-security'>, 'seen-bssids': <['7C:2E:BD:98:1B:06']>, 'ssid': <[byte 0x4e, 0x45, 0x54, 0x54]>}, 'connection': {'id': <'NETT'>, 'interface-name': <'wlan0'>, 'permissions': <@as []>, 'timestamp': <uint64 1598526799>, 'type': <'802-11-wireless'>, 'uuid': <'13f9af79-a6e9-4e07-9353-165ad57bf1a8'>}, 'ipv6': {'address-data': <@aa{sv} []>, 'addresses': <@a(ayuay) []>, 'dns': <@aay []>, 'dns-search': <@as []>, 'method': <'auto'>, 'route-data': <@aa{sv} []>, 'routes': <@a(ayuayu) []>}, '802-11-wireless-security': {'auth-alg': <'open'>, 'key-mgmt': <'wpa-psk'>}, 'ipv4': {'address-data': <@aa{sv} []>, 'addresses': <@aau []>, 'dns': <@au []>, 'dns-search': <@as []>, 'method': <'auto'>, 'route-data': <@aa{sv} []>, 'routes': <@aau []>}, 'proxy': {}},)"
+
+    data = DBus.parse_gvariant(raw)
+
+    assert data == [
+        {
+            "802-11-wireless": {
+                "mac-address-blacklist": [],
+                "mode": "infrastructure",
+                "security": "802-11-wireless-security",
+                "seen-bssids": ["7C:2E:BD:98:1B:06"],
+                "ssid": "NETT",
+            },
+            "connection": {
+                "id": "NETT",
+                "interface-name": "wlan0",
+                "permissions": [],
+                "timestamp": 1598526799,
+                "type": "802-11-wireless",
+                "uuid": "13f9af79-a6e9-4e07-9353-165ad57bf1a8",
+            },
+            "ipv6": {
+                "address-data": [],
+                "addresses": [],
+                "dns": [],
+                "dns-search": [],
+                "method": "auto",
+                "route-data": [],
+                "routes": [],
+            },
+            "802-11-wireless-security": {"auth-alg": "open", "key-mgmt": "wpa-psk"},
+            "ipv4": {
+                "address-data": [],
+                "addresses": [],
+                "dns": [],
+                "dns-search": [],
+                "method": "auto",
+                "route-data": [],
+                "routes": [],
+            },
+            "proxy": {},
+        }
+    ]