diff --git a/packages/ngtools/webpack/src/angular_compiler_plugin.ts b/packages/ngtools/webpack/src/angular_compiler_plugin.ts
index 17a166d4348c..c2ed7981f93c 100644
--- a/packages/ngtools/webpack/src/angular_compiler_plugin.ts
+++ b/packages/ngtools/webpack/src/angular_compiler_plugin.ts
@@ -24,7 +24,6 @@ import {
   Program,
   SOURCE,
   UNKNOWN_ERROR_CODE,
-  VERSION,
   createCompilerHost,
   createProgram,
   formatDiagnostics,
@@ -156,11 +155,6 @@ export class AngularCompilerPlugin {
     return tsProgram ? tsProgram.getTypeChecker() : null;
   }
 
-  /** @deprecated  From 8.0.2 */
-  static isSupported() {
-    return VERSION && parseInt(VERSION.major) >= 8;
-  }
-
   private _setupOptions(options: AngularCompilerPluginOptions) {
     time('AngularCompilerPlugin._setupOptions');
     this._logger = options.logger || createConsoleLogger();