diff --git a/src/input/ipa.c b/src/input/ipa.c
index 9b380b0..ce1e6f2 100644
--- a/src/input/ipa.c
+++ b/src/input/ipa.c
@@ -171,7 +171,7 @@
 {
 	struct ipa_client_link *link = ofd->data;
 	int error, ret;
-	size_t len = sizeof(error);
+	socklen_t len = sizeof(error);
 
 	switch(link->state) {
 	case IPA_CLIENT_LINK_STATE_CONNECTING: