diff --git a/macos/Runner/DebugProfile.entitlements b/macos/Runner/DebugProfile.entitlements
index 17455ef..2fcad1b 100644
--- a/macos/Runner/DebugProfile.entitlements
+++ b/macos/Runner/DebugProfile.entitlements
@@ -14,9 +14,11 @@
 	<true/>
 	<key>com.apple.security.device.usb</key>
 	<true/>
+	<!-- USB serial ports (/dev/cu.* and /dev/tty.*) for LoRa device communication -->
 	<key>com.apple.security.temporary-exception.files.absolute-path.read-write</key>
 	<array>
-		<string>/dev/</string>
+		<string>/dev/cu.</string>
+		<string>/dev/tty.</string>
 	</array>
 	<key>com.apple.security.device.camera</key>
 	<true/>
diff --git a/macos/Runner/Release.entitlements b/macos/Runner/Release.entitlements
index 11bd5b8..2b1c694 100644
--- a/macos/Runner/Release.entitlements
+++ b/macos/Runner/Release.entitlements
@@ -10,9 +10,11 @@
 	<true/>
 	<key>com.apple.security.device.usb</key>
 	<true/>
+	<!-- USB serial ports (/dev/cu.* and /dev/tty.*) for LoRa device communication -->
 	<key>com.apple.security.temporary-exception.files.absolute-path.read-write</key>
 	<array>
-		<string>/dev/</string>
+		<string>/dev/cu.</string>
+		<string>/dev/tty.</string>
 	</array>
 	<key>com.apple.security.device.camera</key>
 	<true/>