diff --git a/ClientTests/ClientTests.swift b/ClientTests/ClientTests.swift
index 0e0a8812fb0a..526f1df73d3e 100644
--- a/ClientTests/ClientTests.swift
+++ b/ClientTests/ClientTests.swift
@@ -28,12 +28,14 @@ class ClientTests: XCTestCase {
         }
         XCTAssertTrue(compare(UserAgent.mobileUserAgent()), "User agent computes correctly.")
     }
-    
-    func testDesktopUserAgent() {
-        let compare: (String) -> Bool = { ua in
-            let range = ua.range(of: "^Mozilla/5\\.0 \\(Macintosh; Intel Mac OS X [0-9\\.]+\\)", options: .regularExpression)
-            return range != nil
-        }
-        XCTAssertTrue(compare(UserAgent.desktopUserAgent()), "Desktop user agent computes correctly.")
-    }
+
+    // Disabling for now due to https://github.com/mozilla-mobile/firefox-ios/pull/6468
+    // This hard-codes the desktop UA, not much to test as a result of that
+//    func testDesktopUserAgent() {
+//        let compare: (String) -> Bool = { ua in
+//            let range = ua.range(of: "^Mozilla/5\\.0 \\(Macintosh; Intel Mac OS X [0-9\\.]+\\)", options: .regularExpression)
+//            return range != nil
+//        }
+//        XCTAssertTrue(compare(UserAgent.desktopUserAgent()), "Desktop user agent computes correctly.")
+//    }
 }
diff --git a/Shared/UserAgent.swift b/Shared/UserAgent.swift
index d71cc0c2e501..0b945ecc71c7 100644
--- a/Shared/UserAgent.swift
+++ b/Shared/UserAgent.swift
@@ -43,7 +43,7 @@ open class UserAgent {
     }
     
     public static func desktopUserAgent() -> String {
-        return UserAgentBuilder.defaultDesktopUserAgent().userAgent()
+        return "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1 Safari/605.1.15"
     }
 
     public static func mobileUserAgent() -> String {
@@ -62,11 +62,7 @@ open class UserAgent {
     public static func getUserAgent(domain: String, platform: UserAgentPlatform) -> String {
         switch platform {
         case .Desktop:
-            if let customUA = CustomUserAgentConstant.desktopUserAgent[domain] {
-                return customUA
-            } else {
-                return desktopUserAgent()
-            }
+            return desktopUserAgent()
         case .Mobile:
             if let customUA = CustomUserAgentConstant.mobileUserAgent[domain] {
                 return customUA
@@ -98,11 +94,7 @@ public struct CustomUserAgentConstant {
     public static let mobileUserAgent = [
         "paypal.com": defaultMobileUA,
         "yahoo.com": defaultMobileUA ]
-    public static let desktopUserAgent = [
-        "paypal.com": customDesktopUA,
-        "yahoo.com": customDesktopUA,
-        "youtube.com": customDesktopUA,
-        "whatsapp.com": customDesktopUA ]
+
 }
 
 public struct UserAgentBuilder {