diff --git a/tools/perf/Build b/tools/perf/Build
index e84ced3..a9ff8fd 100644
--- a/tools/perf/Build
+++ b/tools/perf/Build
@@ -35,3 +35,5 @@
 libperf-y += util/
 libperf-y += arch/
 libperf-y += ui/
+
+gtk-y += ui/gtk/