Index: src/XMPPSRVLookup.m
==================================================================
--- src/XMPPSRVLookup.m
+++ src/XMPPSRVLookup.m
@@ -212,11 +212,11 @@
 					socket: nil
 					  host: domain];
 
 		answer = [self allocMemoryWithSize: pageSize];
 		answerLen = res_nsearch(&resState,
-		    [request cStringUsingEncoding: OF_STRING_ENCODING_NATIVE],
+		    [request cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
 		    ns_c_in, ns_t_srv, answer, (int)pageSize);
 
 		if ((answerLen == -1) && ((h_errno == HOST_NOT_FOUND) ||
 		    (h_errno == NO_DATA)))
 			return;