diff --git a/src/nwfilter/nwfilter_learnipaddr.c b/src/nwfilter/nwfilter_learnipaddr.c
index 52adc373895466872ac7df6e85d86e6fa8449f13..ce58f66f6d8a22dcfa2e474984fc2704b4ad1de4 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 "