diff --git a/testing/scenario_app/BUILD.gn b/testing/scenario_app/BUILD.gn
index eb47cc18e88a4..79509ddb5929f 100644
--- a/testing/scenario_app/BUILD.gn
+++ b/testing/scenario_app/BUILD.gn
@@ -20,9 +20,13 @@ if (!is_aot) {
     assert(false)
   }
 
+  flutter_src_dir = rebase_path("$root_out_dir/../../flutter")
+
   copy("copy_jit_assets") {
     visibility = [ ":*" ]
     sources = [
+      # Include FontManifest.json to avoid a runtime error when loading fonts.
+      "$flutter_src_dir/testing/scenario_app/android/FontManifest.json",
       "$target_gen_dir/isolate_snapshot_data",
       "$target_gen_dir/isolate_snapshot_instr",
       "$target_gen_dir/kernel_blob.bin",
diff --git a/testing/scenario_app/android/FontManifest.json b/testing/scenario_app/android/FontManifest.json
new file mode 100644
index 0000000000000..474a59a267b1e
--- /dev/null
+++ b/testing/scenario_app/android/FontManifest.json
@@ -0,0 +1 @@
+[{"family":"Roboto","fonts":[{"asset":"Roboto-Medium.ttf"}]}]