diff --git a/Sources/tart/Commands/Run.swift b/Sources/tart/Commands/Run.swift
index a13bdb6..ad22bf1 100644
--- a/Sources/tart/Commands/Run.swift
+++ b/Sources/tart/Commands/Run.swift
@@ -227,7 +227,7 @@ struct Run: AsyncParsableCommand {
   @Option(help: ArgumentHelp("Connected Unix stream socket file descriptor to use for the Softnet control channel (e.g. --net-softnet-control-fd=3)", discussion: """
   This option enables the Softnet control channel on an inherited Unix stream socket. It can be used to dynamically replace Softnet allow and block lists while the VM is running.
 
-  The file descriptor must be greater than 2. Implies --net-softnet unless --net-host is specified.
+  The file descriptor must be greater than 2. Implies --net-softnet.
   """, valueName: "file descriptor"))
   var netSoftnetControlFd: Int32?
 
@@ -320,7 +320,7 @@ struct Run: AsyncParsableCommand {
     }
 
     // Automatically enable --net-softnet when any of its related options are specified
-    if netSoftnetAllow != nil || netSoftnetBlock != nil || netSoftnetExpose != nil || (netSoftnetControlFd != nil && !netHost) {
+    if netSoftnetAllow != nil || netSoftnetBlock != nil || netSoftnetExpose != nil || netSoftnetControlFd != nil {
       netSoftnet = true
     }
 
diff --git a/Tests/TartTests/SoftnetControlFDTests.swift b/Tests/TartTests/SoftnetControlFDTests.swift
index 13d1888..59696bc 100644
--- a/Tests/TartTests/SoftnetControlFDTests.swift
+++ b/Tests/TartTests/SoftnetControlFDTests.swift
@@ -139,18 +139,16 @@ final class SoftnetControlFDTests: XCTestCase {
     XCTAssertEqual(command.netSoftnetControlFd, 3)
   }
 
-  func testControlFDWorksWithHostNetworking() throws {
+  func testControlFDIsRejectedWithHostNetworking() throws {
     let temporaryHome = try createTemporaryTartHome()
     defer { try? FileManager.default.removeItem(at: temporaryHome) }
     let previousHome = ProcessInfo.processInfo.environment["TART_HOME"]
     setenv("TART_HOME", temporaryHome.path, 1)
     defer { restoreEnvironment("TART_HOME", value: previousHome) }
 
-    let command = try Run.parse(["vm", "--net-host", "--net-softnet-control-fd", "3"])
-
-    XCTAssertTrue(command.netHost)
-    XCTAssertFalse(command.netSoftnet)
-    XCTAssertEqual(command.netSoftnetControlFd, 3)
+    XCTAssertThrowsError(
+      try Run.parse(["vm", "--net-host", "--net-softnet-control-fd", "3"])
+    )
   }
 
   private func createTemporaryTartHome() throws -> URL {