diff --git a/clean_all.sh b/clean_all.sh
index efa6454f26d..782bd3e5058 100755
--- a/clean_all.sh
+++ b/clean_all.sh
@@ -1,5 +1,6 @@
-#!/usr/bin/env bash --verbose
+#!/usr/bin/env bash
 set -e
+set -v
 
 rm -rf target/ build_sysroot/{sysroot/,sysroot_src/,target/,Cargo.lock} perf.data{,.old}
 rm -rf regex/ simple-raytracer/
diff --git a/prepare.sh b/prepare.sh
index 42bbc4f23b9..e98f24c6e12 100755
--- a/prepare.sh
+++ b/prepare.sh
@@ -1,5 +1,6 @@
-#!/usr/bin/env bash --verbose
+#!/usr/bin/env bash
 set -e
+set -v
 
 source prepare_build.sh
 
diff --git a/prepare_build.sh b/prepare_build.sh
index 7bd13ef0175..8194360da4b 100755
--- a/prepare_build.sh
+++ b/prepare_build.sh
@@ -1,4 +1,5 @@
-#!/usr/bin/env bash --verbose
+#!/usr/bin/env bash
 set -e
+set -v
 
 ./build_sysroot/prepare_sysroot_src.sh