diff --git a/exec.c b/exec.c
index f3e7fb6bcf..181ade0298 100644
--- a/exec.c
+++ b/exec.c
@@ -572,6 +572,16 @@ void cpu_watchpoint_remove_all(CPUState *cpu, int mask)
 {
 }
 
+int cpu_watchpoint_remove(CPUState *cpu, vaddr addr, vaddr len,
+                          int flags)
+{
+    return -ENOSYS;
+}
+
+void cpu_watchpoint_remove_by_ref(CPUState *cpu, CPUWatchpoint *watchpoint)
+{
+}
+
 int cpu_watchpoint_insert(CPUState *cpu, vaddr addr, vaddr len,
                           int flags, CPUWatchpoint **watchpoint)
 {