diff --git a/gdb/config/h8300/h8300hms.mt b/gdb/config/h8300/h8300hms.mt
index 0b15713289..7e1b19e273 100644
--- a/gdb/config/h8300/h8300hms.mt
+++ b/gdb/config/h8300/h8300hms.mt
@@ -1,3 +1,3 @@
 # Target: H8300 with HMS monitor, E7000 ICE and H8 simulator
-TDEPFILES= h8300-tdep.o  ser-e7kpc.o remote-e7000.o remote-hms.o remote-sim.o ../sim/h8300/compile.o
+TDEPFILES= h8300-tdep.o ser-e7kpc.o remote-e7000.o monitor.o remote-hms.o remote-sim.o ../sim/h8300/compile.o
 TM_FILE= tm-h8300.h