diff --git a/src/lib/dnssd/BUILD.gn b/src/lib/dnssd/BUILD.gn
index 295be7d51a191d..584a30b9fc680a 100644
--- a/src/lib/dnssd/BUILD.gn
+++ b/src/lib/dnssd/BUILD.gn
@@ -53,6 +53,7 @@ static_library("dnssd") {
       "ActiveResolveAttempts.cpp",
       "ActiveResolveAttempts.h",
       "Advertiser_ImplMinimalMdns.cpp",
+      "Advertiser_ImplMinimalMdnsAllocator.h",
       "IncrementalResolve.cpp",
       "IncrementalResolve.h",
       "MinimalMdnsServer.cpp",