diff --git a/build-support/shell-check.sh b/build-support/shell-check.sh
index 6f5327f9f6..604cc7c8ec 100755
--- a/build-support/shell-check.sh
+++ b/build-support/shell-check.sh
@@ -19,6 +19,7 @@
 # under the License.
 
 set -eo pipefail
+set +o posix
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
 DORIS_HOME="$(
diff --git a/run-be-ut.sh b/run-be-ut.sh
index 4e5391a3fc..fc11e0ef2d 100755
--- a/run-be-ut.sh
+++ b/run-be-ut.sh
@@ -33,6 +33,7 @@
 #####################################################################
 
 set -eo pipefail
+set +o posix
 
 ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"