diff --git a/dix/input_priv.h b/dix/input_priv.h
index a9f2d54e8..6e6d711b8 100644
--- a/dix/input_priv.h
+++ b/dix/input_priv.h
@@ -477,4 +477,13 @@ Bool InputDevIsMaster(DeviceIntPtr dev)
 Bool InputDevIsFloating(DeviceIntPtr dev)
     _X_ATTRIBUTE_NONNULL_ARG(1);
 
+/*
+ * @brief store timestamp as the device's last event time
+ *
+ * @param dev       device the timestamp is stored for
+ * @param time      the timestamp to store
+ */
+void NoticeTime(const DeviceIntPtr dev, TimeStamp time)
+    _X_ATTRIBUTE_NONNULL_ARG(1);
+
 #endif /* _XSERVER_INPUT_PRIV_H */
diff --git a/include/dix.h b/include/dix.h
index 3ac75aede..64c292457 100644
--- a/include/dix.h
+++ b/include/dix.h
@@ -225,10 +225,6 @@ SetVendorRelease(int release);
 
 /* events.c */
 
-extern _X_EXPORT void
-NoticeTime(const DeviceIntPtr dev,
-           TimeStamp time);
-
 extern _X_EXPORT void
 NoticeEventTime(InternalEvent *ev,
                 DeviceIntPtr dev);