diff --git a/build_all.sh b/build_all.sh
index 701d7d204..7b809b06a 100644
--- a/build_all.sh
+++ b/build_all.sh
@@ -6,7 +6,7 @@ set -u # error on undefined variables
 set -e # exit on first error
 
 echo_run(){
-  echo "\n$@"
+  printf "\n$*"
   "$@"
 }