diff --git a/analysis_options.yaml b/analysis_options.yaml
index 62224d5fc6..37626c1ed2 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -1,10 +1,11 @@
 include: package:lints/recommended.yaml
 
 analyzer:
-  strong-mode:
   exclude:
     - 'out/**'
     - 'tool/icon_generator/**'
+  language:
+    strict-casts: true
 
 linter:
   rules: