diff --git a/lib/machinarium b/lib/machinarium
index 8547f463..0ab745ff 160000
--- a/lib/machinarium
+++ b/lib/machinarium
@@ -1 +1 @@
-Subproject commit 8547f46340905381f8736dbc00876300c5849dc9
+Subproject commit 0ab745ff67374ae8ff6ef29407673b9f9cd91bce
diff --git a/src/od_pooler.c b/src/od_pooler.c
index 6c126e35..8a533158 100644
--- a/src/od_pooler.c
+++ b/src/od_pooler.c
@@ -122,7 +122,6 @@ od_pooler(void *arg)
 		machine_set_nodelay(client_io, instance->scheme.nodelay);
 		if (instance->scheme.keepalive > 0)
 			machine_set_keepalive(client_io, 1, instance->scheme.keepalive);
-		/*
 		rc = machine_set_readahead(client_io, instance->scheme.readahead);
 		if (rc == -1) {
 			od_error(&instance->log, NULL, "failed to set client readahead");
@@ -130,7 +129,6 @@ od_pooler(void *arg)
 			machine_io_free(client_io);
 			continue;
 		}
-		*/
 
 		/* detach io from pooler event loop */
 		rc = machine_io_detach(client_io);