diff --git a/src/nwfilter/nwfilter_learnipaddr.c b/src/nwfilter/nwfilter_learnipaddr.c
index 52adc37389..ce58f66f6d 100644
--- a/src/nwfilter/nwfilter_learnipaddr.c
+++ b/src/nwfilter/nwfilter_learnipaddr.c
@@ -829,7 +829,7 @@ virNWFilterLearnIPAddress(virNWFilterTechDriverPtr techdriver ATTRIBUTE_UNUSED,
                           const char *filtername ATTRIBUTE_UNUSED,
                           virHashTablePtr filterparams ATTRIBUTE_UNUSED,
                           virNWFilterDriverStatePtr driver ATTRIBUTE_UNUSED,
-                          enum howDetect howDetect ATTRIBUTE_UNUSED)
+                          int howDetect ATTRIBUTE_UNUSED)
 {
     virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                    _("IP parameter must be given since libvirt "