diff --git a/src/client/Idle.cxx b/src/client/Idle.cxx
index 282dbab9f8..a3ae757b3f 100644
--- a/src/client/Idle.cxx
+++ b/src/client/Idle.cxx
@@ -4,7 +4,7 @@
 #include "Client.hxx"
 #include "Config.hxx"
 #include "Response.hxx"
-#include "Idle.hxx"
+#include "protocol/IdleFlags.hxx"
 
 #include <fmt/format.h>