diff --git a/dix/dispatch.c b/dix/dispatch.c
index 2f07a1f50..da2d01f0c 100644
--- a/dix/dispatch.c
+++ b/dix/dispatch.c
@@ -3820,8 +3820,8 @@ ProcEstablishConnection(ClientPtr client)
 }
 
 void
-SendErrorToClient(ClientPtr client, unsigned majorCode, unsigned minorCode,
-                  XID resId, int errorCode)
+SendErrorToClient(ClientPtr client, CARD8 majorCode, CARD16 minorCode,
+                  XID resId, BYTE errorCode)
 {
     xError rep = {
         .type = X_Error,
diff --git a/dix/dix_priv.h b/dix/dix_priv.h
index 80739e8ce..d77cd267e 100644
--- a/dix/dix_priv.h
+++ b/dix/dix_priv.h
@@ -374,4 +374,20 @@ void ClientWakeup(ClientPtr pclient)
 Bool ClientIsAsleep(ClientPtr pClient)
     _X_ATTRIBUTE_NONNULL_ARG(1);
 
+/*
+ * @brief send error packet (xError) to client
+ *
+ * @param pClient     pointer to client structure
+ * @param majorCode   major opcode of failed request
+ * @param minorCode   minor opcode of failed request
+ * @param resId       ID of resource the failure occured on
+ * @param errorCode   error code value
+ */
+void SendErrorToClient(ClientPtr pClient,
+                       CARD8 majorCode,
+                       CARD16 minorCode,
+                       XID resId,
+                       BYTE errorCode)
+    _X_ATTRIBUTE_NONNULL_ARG(1);
+
 #endif /* _XSERVER_DIX_PRIV_H */
diff --git a/include/dix.h b/include/dix.h
index 091b05901..51b126094 100644
--- a/include/dix.h
+++ b/include/dix.h
@@ -162,12 +162,6 @@ extern _X_EXPORT void UpdateCurrentTimeIf(void);
  */
 _X_EXPORT int dixDestroyPixmap(void *pPixmap, XID unused);
 
-extern _X_EXPORT void SendErrorToClient(ClientPtr /*client */ ,
-                                        unsigned int /*majorCode */ ,
-                                        unsigned int /*minorCode */ ,
-                                        XID /*resId */ ,
-                                        int /*errorCode */ );
-
 /* dixutils.c */
 
 extern _X_EXPORT int dixLookupWindow(WindowPtr *result,