diff --git a/NucleicRemote/NucleicRemote/Views/BuildBanner.swift b/NucleicRemote/NucleicRemote/Views/BuildBanner.swift
index a07e9ee..7acc399 100644
--- a/NucleicRemote/NucleicRemote/Views/BuildBanner.swift
+++ b/NucleicRemote/NucleicRemote/Views/BuildBanner.swift
@@ -17,6 +17,18 @@ enum BuildChannel {
     case releaseCandidate
     /// The `stable` channel — no banner.
     case release
+
+    /// The wire projection sent to the host in `hello`, so it can gate the connection on
+    /// channel compatibility (`ReleaseChannel.isCompatible`).
+    var releaseChannel: ReleaseChannel {
+        switch self {
+        case .local: .local
+        case .canary: .canary
+        case .beta: .beta
+        case .releaseCandidate: .releaseCandidate
+        case .release: .release
+        }
+    }
 }
 
 /// Build identity for the running app: which channel it came from and its build label.