diff --git a/metadata/wtf.technodisaster.tldr.yml b/metadata/wtf.technodisaster.tldr.yml
index 9dc9a7e03d..d99df9408e 100644
--- a/metadata/wtf.technodisaster.tldr.yml
+++ b/metadata/wtf.technodisaster.tldr.yml
@@ -102,13 +102,19 @@ Builds:
     commit: 03a105f09d0f26396de83b616de63eeea830f469
     output: build/app/outputs/flutter-apk/app-release.apk
     srclibs:
-      - flutter@2.8.1
+      - flutter@3.13.1
+    prebuild:
+      - export PUB_CACHE=$(pwd)/.pub-cache
+      - $$flutter$$/bin/flutter config --no-analytics
+      - $$flutter$$/bin/flutter pub get
     scanignore:
       - tldrdict/static/pages.zip
       - tldrdict/static/allpages.zip
+    scandelete:
+      - .pub-cache
     build:
-      - $$flutter$$/bin/flutter config --no-analytics
-      - $$flutter$$/bin/flutter build apk --no-sound-null-safety
+      - export PUB_CACHE=$(pwd)/.pub-cache
+      - $$flutter$$/bin/flutter build apk
 
 AutoUpdateMode: Version
 UpdateCheckMode: Tags ^v.*$