diff --git a/tools/build/conf/start-buck-daemon b/tools/build/conf/start-buck-daemon
index e6e9c1e..b747376 100755
--- a/tools/build/conf/start-buck-daemon
+++ b/tools/build/conf/start-buck-daemon
@@ -41,7 +41,7 @@
 }
 
 function check_socket() {
-    nc localhost $(port) < /dev/null 2>/dev/null
+    printf "\n" | nc localhost $(port) 2>/dev/null
     return $?
 }