diff --git a/netwerk/test/unit/test_tls_server.js b/netwerk/test/unit/test_tls_server.js
index d805359c7b97..e53397fdc6a0 100644
--- a/netwerk/test/unit/test_tls_server.js
+++ b/netwerk/test/unit/test_tls_server.js
@@ -70,13 +70,7 @@ function startServer(cert, expectingPeerCert, clientCertificateConfig,
 
       equal(status.tlsVersionUsed, expectedVersion,
             "Using " + expectedVersionStr);
-      let expectedCipher;
-      if (expectedVersion >= 772) {
-        expectedCipher = "TLS_AES_128_GCM_SHA256";
-      } else {
-        expectedCipher = "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256";
-      }
-      equal(status.cipherName, expectedCipher,
+      equal(status.cipherName, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256",
             "Using expected cipher");
       equal(status.keyLength, 128, "Using 128-bit key");
       equal(status.macLength, 128, "Using 128-bit MAC");