diff --git a/src/app/icd/client/BUILD.gn b/src/app/icd/client/BUILD.gn
index b7c2d477673c5b..07045c85db4e86 100644
--- a/src/app/icd/client/BUILD.gn
+++ b/src/app/icd/client/BUILD.gn
@@ -36,9 +36,9 @@ source_set("manager") {
 # All sources and configurations used by the CheckInHandler need to go in this source-set
 source_set("handler") {
   sources = [
+    "CheckInDelegate.h",
     "CheckInHandler.cpp",
     "CheckInHandler.h",
-    "CheckInDelegate.h",
   ]
   public_deps = [
     ":manager",