diff --git a/Sources/TelemetryDeck/Signals/Signal.swift b/Sources/TelemetryDeck/Signals/Signal.swift
index d95f6e1..d327e03 100644
--- a/Sources/TelemetryDeck/Signals/Signal.swift
+++ b/Sources/TelemetryDeck/Signals/Signal.swift
@@ -17,7 +17,7 @@ struct SignalPostBody: Codable, Equatable {
     let receivedAt: Date
 
     /// The App ID of this signal
-    let appID: UUID
+    let appID: String
 
     /// A user identifier. This should be hashed on the client, and will be hashed + salted again
     /// on the server to break any connection to personally identifiable data.
diff --git a/Sources/TelemetryDeck/Signals/SignalManager.swift b/Sources/TelemetryDeck/Signals/SignalManager.swift
index 20ff12b..25a7cbb 100644
--- a/Sources/TelemetryDeck/Signals/SignalManager.swift
+++ b/Sources/TelemetryDeck/Signals/SignalManager.swift
@@ -93,7 +93,7 @@ final class SignalManager: SignalManageable, @unchecked Sendable {
 
                 let signalPostBody = SignalPostBody(
                     receivedAt: Date(),
-                    appID: UUID(uuidString: configuration.telemetryAppID)!,
+                    appID: configuration.telemetryAppID,
                     clientUser: CryptoHashing.sha256(string: customUserID ?? defaultUserIdentifier, salt: configuration.salt),
                     sessionID: configuration.sessionID.uuidString,
                     type: "\(signalName)",
diff --git a/Tests/TelemetryDeckTests/TelemetryDeckTests.swift b/Tests/TelemetryDeckTests/TelemetryDeckTests.swift
index 4466973..9655892 100644
--- a/Tests/TelemetryDeckTests/TelemetryDeckTests.swift
+++ b/Tests/TelemetryDeckTests/TelemetryDeckTests.swift
@@ -19,21 +19,21 @@ struct TelemetryDeckTests {
         let signalCache = SignalCache<SignalPostBody>(logHandler: nil)
         
         let signals: [SignalPostBody] = [
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "01", sessionID: "01", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "02", sessionID: "02", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "03", sessionID: "03", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "04", sessionID: "04", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "05", sessionID: "05", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "06", sessionID: "06", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "07", sessionID: "07", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "08", sessionID: "08", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "09", sessionID: "09", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "10", sessionID: "10", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "11", sessionID: "11", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "12", sessionID: "12", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "13", sessionID: "13", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "14", sessionID: "14", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
-            .init(receivedAt: Date(), appID: UUID(), clientUser: "15", sessionID: "15", type: "test", floatValue: nil, payload: [:], isTestMode: "true")
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "01", sessionID: "01", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "02", sessionID: "02", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "03", sessionID: "03", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "04", sessionID: "04", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "05", sessionID: "05", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "06", sessionID: "06", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "07", sessionID: "07", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "08", sessionID: "08", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "09", sessionID: "09", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "10", sessionID: "10", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "11", sessionID: "11", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "12", sessionID: "12", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "13", sessionID: "13", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "14", sessionID: "14", type: "test", floatValue: nil, payload: [:], isTestMode: "true"),
+            .init(receivedAt: Date(), appID: UUID().uuidString, clientUser: "15", sessionID: "15", type: "test", floatValue: nil, payload: [:], isTestMode: "true")
         ]
         
         for signal in signals {
@@ -194,7 +194,7 @@ private class FakeSignalManager: @preconcurrency SignalManageable {
 
         let signalPostBody = SignalPostBody(
             receivedAt: Date(),
-            appID: UUID(uuidString: configuration.telemetryAppID)!,
+            appID: configuration.telemetryAppID,
             clientUser: customUserID ?? "no user",
             sessionID: configuration.sessionID.uuidString,
             type: "\(signalType)",