diff --git a/patchoat/patchoat.cc b/patchoat/patchoat.cc
index c0c96e5..8e5af53 100644
--- a/patchoat/patchoat.cc
+++ b/patchoat/patchoat.cc
@@ -24,6 +24,7 @@
 #include <string>
 #include <vector>
 
+#include "base/dumpable.h"
 #include "base/scoped_flock.h"
 #include "base/stringpiece.h"
 #include "base/stringprintf.h"