diff --git a/daemon/misc.h b/daemon/misc.h
index ea2de6b9b..977e424b1 100644
--- a/daemon/misc.h
+++ b/daemon/misc.h
@@ -67,8 +67,6 @@ struct bufferevent;
 #undef NULL
 #define NULL                    ( ( void * )0 )
 
-#define TORRENT_ID_VALID( id )  ( 0 < (id) && INT_MAX > (id) )
-
 #define SAFEFREE( ptr )                                                       \
     do                                                                        \
     {                                                                         \
diff --git a/libtransmission/ipcparse.c b/libtransmission/ipcparse.c
index 50af77eb7..fc197f2b5 100644
--- a/libtransmission/ipcparse.c
+++ b/libtransmission/ipcparse.c
@@ -48,8 +48,6 @@
 #undef NULL
 #define NULL                    ( ( void * )0 )
 
-#define TORRENT_ID_VALID( id )  ( 0 < (id) && INT_MAX > (id) )
-
 #define SAFEFREE( ptr )                                                       \
     do                                                                        \
     {                                                                         \
diff --git a/libtransmission/ipcparse.h b/libtransmission/ipcparse.h
index 40ea969d5..89b0120aa 100644
--- a/libtransmission/ipcparse.h
+++ b/libtransmission/ipcparse.h
@@ -125,6 +125,8 @@ struct ipc_info
 
 #define HASVERS( info )         ( 0 < (info)->vers )
 
+#define TORRENT_ID_VALID( id )  ( 0 < (id) && INT_MAX > (id) )
+
 typedef void ( *trd_msgfunc )( enum ipc_msg, benc_val_t *, int64_t, void * );
 
 /* any of these functions that can fail may set errno for any of the