diff --git a/test/parallel/test-https-connect-address-family.js b/test/parallel/test-https-connect-address-family.js
index fa9baa528efa00..a345a70a57074b 100644
--- a/test/parallel/test-https-connect-address-family.js
+++ b/test/parallel/test-https-connect-address-family.js
@@ -33,7 +33,7 @@ function runTest() {
 
 dns.lookup('localhost', { family: 6, all: true }, (err, addresses) => {
   if (err) {
-    if (err.code === 'ENOTFOUND')
+    if (err.code === 'ENOTFOUND' || err.code === 'EAI_AGAIN')
       common.skip('localhost does not resolve to ::1');
 
     throw err;
diff --git a/test/parallel/test-net-better-error-messages-port-hostname.js b/test/parallel/test-net-better-error-messages-port-hostname.js
index dac17141677dcb..818ea4bfff41f6 100644
--- a/test/parallel/test-net-better-error-messages-port-hostname.js
+++ b/test/parallel/test-net-better-error-messages-port-hostname.js
@@ -9,7 +9,13 @@ const c = net.createConnection(0, 'this.hostname.is.invalid');
 c.on('connect', common.mustNotCall());
 
 c.on('error', common.mustCall(function(e) {
-  assert.strictEqual(e.code, 'ENOTFOUND');
+  // If Name Service Switch is available on the operating system then it
+  // might be configured differently (/etc/nsswitch.conf).
+  // If the system is configured with no dns the error code will be EAI_AGAIN,
+  // but if there are more services after the dns entry, for example some
+  // linux distributions ship a myhostname service by default which would
+  // still produce the ENOTFOUND error.
+  assert.ok(e.code === 'ENOTFOUND' || e.code === 'EAI_AGAIN');
   assert.strictEqual(e.port, 0);
   assert.strictEqual(e.hostname, 'this.hostname.is.invalid');
 }));
diff --git a/test/parallel/test-net-connect-immediate-finish.js b/test/parallel/test-net-connect-immediate-finish.js
index 1b65ce15ab8a1c..e2e5e1c6715b9a 100644
--- a/test/parallel/test-net-connect-immediate-finish.js
+++ b/test/parallel/test-net-connect-immediate-finish.js
@@ -32,7 +32,13 @@ const client = net.connect({
 client.once('error', common.mustCall((err) => {
   assert(err);
   assert.strictEqual(err.code, err.errno);
-  assert.strictEqual(err.code, 'ENOTFOUND');
+  // If Name Service Switch is available on the operating system then it
+  // might be configured differently (/etc/nsswitch.conf).
+  // If the system is configured with no dns the error code will be EAI_AGAIN,
+  // but if there are more services after the dns entry, for example some
+  // linux distributions ship a myhostname service by default which would
+  // still produce the ENOTFOUND error.
+  assert.ok(err.code === 'ENOTFOUND' || err.code === 'EAI_AGAIN');
   assert.strictEqual(err.host, err.hostname);
   assert.strictEqual(err.host, 'this.hostname.is.invalid');
   assert.strictEqual(err.syscall, 'getaddrinfo');
diff --git a/test/parallel/test-tls-connect-address-family.js b/test/parallel/test-tls-connect-address-family.js
index 663e9399b610ce..b0623c6cf603ec 100644
--- a/test/parallel/test-tls-connect-address-family.js
+++ b/test/parallel/test-tls-connect-address-family.js
@@ -32,7 +32,7 @@ function runTest() {
 
 dns.lookup('localhost', { family: 6, all: true }, (err, addresses) => {
   if (err) {
-    if (err.code === 'ENOTFOUND')
+    if (err.code === 'ENOTFOUND' || err.code === 'EAI_AGAIN')
       common.skip('localhost does not resolve to ::1');
 
     throw err;