diff --git a/packages/apidom-ls/src/config/asyncapi/server-variable/completion.ts b/packages/apidom-ls/src/config/asyncapi/server-variable/completion.ts
index afb0dfcc60..9522950061 100644
--- a/packages/apidom-ls/src/config/asyncapi/server-variable/completion.ts
+++ b/packages/apidom-ls/src/config/asyncapi/server-variable/completion.ts
@@ -56,6 +56,18 @@ const completion: ApidomCompletionItem[] = [
       value: 'An array of examples of the server variable.',
     },
   },
+  {
+    label: '$ref',
+    insertText: '\\$ref',
+    kind: 14,
+    format: CompletionFormat.QUOTED,
+    type: CompletionType.PROPERTY,
+    insertTextFormat: 2,
+    documentation: {
+      kind: 'markdown',
+      value: 'A reference to a server variable',
+    },
+  },
 ];
 
 export default completion;
diff --git a/packages/apidom-ls/src/config/asyncapi/server-variable/lint/allowed-fields.ts b/packages/apidom-ls/src/config/asyncapi/server-variable/lint/allowed-fields.ts
index 0e3c045368..341c200da0 100644
--- a/packages/apidom-ls/src/config/asyncapi/server-variable/lint/allowed-fields.ts
+++ b/packages/apidom-ls/src/config/asyncapi/server-variable/lint/allowed-fields.ts
@@ -7,7 +7,7 @@ const serverVariableAllowedFieldsLint: LinterMeta = {
   message: 'Object includes not allowed fields',
   severity: 1,
   linterFunction: 'allowedFields',
-  linterParams: [['enum', 'default', 'description', 'examples'], 'x-'],
+  linterParams: [['enum', 'default', 'description', 'examples', '$ref'], 'x-'],
   marker: 'key',
 };
 
diff --git a/packages/apidom-ls/src/config/asyncapi/server/lint/allowed-fields.ts b/packages/apidom-ls/src/config/asyncapi/server/lint/allowed-fields.ts
index aba833d526..ec0a12a76c 100644
--- a/packages/apidom-ls/src/config/asyncapi/server/lint/allowed-fields.ts
+++ b/packages/apidom-ls/src/config/asyncapi/server/lint/allowed-fields.ts
@@ -8,7 +8,16 @@ const serverAllowedFieldsLint: LinterMeta = {
   severity: 1,
   linterFunction: 'allowedFields',
   linterParams: [
-    ['url', 'protocol', 'protocolVersion', 'description', 'variables', 'security', 'bindings'],
+    [
+      'url',
+      'protocol',
+      'protocolVersion',
+      'description',
+      'variables',
+      'security',
+      'bindings',
+      '$ref',
+    ],
     'x-',
   ],
   marker: 'key',
diff --git a/packages/apidom-ls/src/config/asyncapi/server/lint/protocol-required.ts b/packages/apidom-ls/src/config/asyncapi/server/lint/protocol-required.ts
index 5f28d2a5af..560db411e3 100644
--- a/packages/apidom-ls/src/config/asyncapi/server/lint/protocol-required.ts
+++ b/packages/apidom-ls/src/config/asyncapi/server/lint/protocol-required.ts
@@ -9,6 +9,12 @@ const serverProtocolRequiredLint: LinterMeta = {
   linterFunction: 'hasRequiredField',
   linterParams: ['protocol'],
   marker: 'key',
+  conditions: [
+    {
+      function: 'missingField',
+      params: ['$ref'],
+    },
+  ],
   data: {
     quickFix: [
       {
diff --git a/packages/apidom-ls/src/config/asyncapi/server/lint/url-required.ts b/packages/apidom-ls/src/config/asyncapi/server/lint/url-required.ts
index d45a8023d6..48ba988163 100644
--- a/packages/apidom-ls/src/config/asyncapi/server/lint/url-required.ts
+++ b/packages/apidom-ls/src/config/asyncapi/server/lint/url-required.ts
@@ -9,6 +9,12 @@ const serverUrlRequiredLint: LinterMeta = {
   linterFunction: 'hasRequiredField',
   linterParams: ['url'],
   marker: 'key',
+  conditions: [
+    {
+      function: 'missingField',
+      params: ['$ref'],
+    },
+  ],
   data: {
     quickFix: [
       {