diff --git a/pkg/analyzer/lib/src/lint/analysis.dart b/pkg/analyzer/lib/src/lint/analysis.dart
index b43bd0c46c7..2e6974efe41 100644
--- a/pkg/analyzer/lib/src/lint/analysis.dart
+++ b/pkg/analyzer/lib/src/lint/analysis.dart
@@ -75,6 +75,7 @@ class DriverOptions {
   bool strongMode = true;
 
   /// The mock SDK (to speed up testing) or `null` to use the actual SDK.
+  @Deprecated('Use createMockSdk() and set dartSdkPath')
   DartSdk? mockSdk;
 
   /// Return `true` is the parser is able to parse asserts in the initializer