diff --git a/test/parallel/test-tls-junk-server.js b/test/parallel/test-tls-junk-server.js
index 27c273857b51ff..273fe9def4ecb4 100644
--- a/test/parallel/test-tls-junk-server.js
+++ b/test/parallel/test-tls-junk-server.js
@@ -21,9 +21,7 @@ server.listen(0, function() {
   req.end();
 
   req.once('error', common.mustCall(function(err) {
-    // OpenSSL 1.0.x and 1.1.x use different error messages for junk inputs.
-    assert(/unknown protocol/.test(err.message) ||
-           /wrong version number/.test(err.message));
+    assert(/wrong version number/.test(err.message));
     server.close();
   }));
 });
diff --git a/test/parallel/test-tls-no-sslv3.js b/test/parallel/test-tls-no-sslv3.js
index 4be58752e82bbb..9282beb4bdac2c 100644
--- a/test/parallel/test-tls-no-sslv3.js
+++ b/test/parallel/test-tls-no-sslv3.js
@@ -42,8 +42,6 @@ process.on('exit', function() {
     common.printSkipMessage('`openssl s_client -ssl3` not supported.');
   } else {
     assert.strictEqual(errors.length, 1);
-    // OpenSSL 1.0.x and 1.1.x report invalid client versions differently.
-    assert(/:wrong version number/.test(errors[0].message) ||
-           /:version too low/.test(errors[0].message));
+    assert(/:version too low/.test(errors[0].message));
   }
 });
diff --git a/test/parallel/test-tls-server-failed-handshake-emits-clienterror.js b/test/parallel/test-tls-server-failed-handshake-emits-clienterror.js
index c4351008c147c9..31e0e349489878 100644
--- a/test/parallel/test-tls-server-failed-handshake-emits-clienterror.js
+++ b/test/parallel/test-tls-server-failed-handshake-emits-clienterror.js
@@ -20,9 +20,8 @@ const server = tls.createServer({})
   }).on('tlsClientError', common.mustCall(function(e) {
     assert.ok(e instanceof Error,
               'Instance of Error should be passed to error handler');
-    // OpenSSL 1.0.x and 1.1.x use different error codes for junk inputs.
     assert.ok(
-      /SSL routines:[^:]*:(unknown protocol|wrong version number)/.test(
+      /SSL routines:[^:]*:wrong version number/.test(
         e.message),
       'Expecting SSL unknown protocol');
 
diff --git a/test/parallel/test-tls-socket-failed-handshake-emits-error.js b/test/parallel/test-tls-socket-failed-handshake-emits-error.js
index d67a5498d65195..d43a8c7f14d2ba 100644
--- a/test/parallel/test-tls-socket-failed-handshake-emits-error.js
+++ b/test/parallel/test-tls-socket-failed-handshake-emits-error.js
@@ -20,9 +20,8 @@ const server = net.createServer(function(c) {
     s.on('error', common.mustCall(function(e) {
       assert.ok(e instanceof Error,
                 'Instance of Error should be passed to error handler');
-      // OpenSSL 1.0.x and 1.1.x use different error codes for junk inputs.
       assert.ok(
-        /SSL routines:[^:]*:(unknown protocol|wrong version number)/.test(
+        /SSL routines:[^:]*:wrong version number/.test(
           e.message),
         'Expecting SSL unknown protocol');
     }));