diff --git a/build/config/ios/rules.gni b/build/config/ios/rules.gni
index cf65af427dbb2..8902da070f1c5 100644
--- a/build/config/ios/rules.gni
+++ b/build/config/ios/rules.gni
@@ -194,7 +194,10 @@ template("ios_app") {
   xcode_harness_gen_target_name = app_name + "_harness"
   xcode_harness_ios(xcode_harness_gen_target_name) {
     app_bundle = "$root_build_dir/$app_name.app"
-    deps = [ ":$copy_gen_target_name" ]
+    deps = [
+      ":$struct_gen_target_name",
+      ":$copy_gen_target_name"
+    ]
   }
 
   # Perform Code Signing