diff --git a/p2p/host/basic/basic_host.go b/p2p/host/basic/basic_host.go
index 3a7874b3e7a2af28b4d0bfbc04b7e80b0823e30e..dd4486c0f14e6335ef2c3042b2e2a09cb33126ca 100644
--- a/p2p/host/basic/basic_host.go
+++ b/p2p/host/basic/basic_host.go
@@ -255,7 +255,7 @@ func (h *BasicHost) newStreamHandler(s inet.Stream) {
 			}
 			logf("protocol EOF: %s (took %s)", s.Conn().RemotePeer(), took)
 		} else {
-			log.Warning("protocol mux failed: %s (took %s)", err, took)
+			log.Warningf("protocol mux failed: %s (took %s)", err, took)
 		}
 		s.Reset()
 		return