diff --git a/quic/core/quic_versions_test.cc b/quic/core/quic_versions_test.cc
index 8d3d7dd..0828860 100644
--- a/quic/core/quic_versions_test.cc
+++ b/quic/core/quic_versions_test.cc
@@ -199,6 +199,18 @@
   EXPECT_EQ(MakeVersionLabel('T', '0', '4', '7'),
             CreateQuicVersionLabel(
                 ParsedQuicVersion(PROTOCOL_TLS1_3, QUIC_VERSION_47)));
+
+  // Make sure the negotiation reserved version is in the IETF reserved space.
+  EXPECT_EQ(MakeVersionLabel(0xda, 0x5a, 0x3a, 0x3a) & 0x0f0f0f0f,
+            CreateQuicVersionLabel(ParsedQuicVersion(
+                PROTOCOL_QUIC_CRYPTO, QUIC_VERSION_RESERVED_FOR_NEGOTIATION)) &
+                0x0f0f0f0f);
+
+  // Make sure that disabling randomness works.
+  SetQuicFlag(FLAGS_quic_disable_version_negotiation_grease_randomness, true);
+  EXPECT_EQ(MakeVersionLabel(0xda, 0x5a, 0x3a, 0x3a),
+            CreateQuicVersionLabel(ParsedQuicVersion(
+                PROTOCOL_QUIC_CRYPTO, QUIC_VERSION_RESERVED_FOR_NEGOTIATION)));
 }
 
 TEST_F(QuicVersionsTest, QuicVersionLabelToString) {