diff --git a/bin/start_fe.sh b/bin/start_fe.sh
index ac5971072c306c..b089596a9cdb73 100755
--- a/bin/start_fe.sh
+++ b/bin/start_fe.sh
@@ -258,6 +258,12 @@ if [[ "${HELPER}" != "" ]]; then
     HELPER="-helper ${HELPER}"
 fi
 
+if [[ "${OPT_VERSION}" != "" ]]; then
+    export DORIS_LOG_TO_STDERR=1
+    ${LIMIT:+${LIMIT}} "${JAVA}" org.apache.doris.DorisFE --version
+    exit 0
+fi
+
 if [[ "${IMAGE_TOOL}" -eq 1 ]]; then
     if [[ -n "${IMAGE_PATH}" ]]; then
         ${LIMIT:+${LIMIT}} "${JAVA}" ${final_java_opt:+${final_java_opt}} ${coverage_opt:+${coverage_opt}} org.apache.doris.DorisFE -i "${IMAGE_PATH}"
diff --git a/cloud/script/start.sh b/cloud/script/start.sh
index 1bce9813f4cf52..ecb5a3b2bed1e6 100644
--- a/cloud/script/start.sh
+++ b/cloud/script/start.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/bash
+#!/usr/bin/env bash
 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file
 # distributed with this work for additional information
diff --git a/cloud/script/stop.sh b/cloud/script/stop.sh
index 48f01c545ae840..1b59cef718243e 100644
--- a/cloud/script/stop.sh
+++ b/cloud/script/stop.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/bash
+#!/usr/bin/env bash
 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file
 # distributed with this work for additional information
diff --git a/gensrc/script/gen_build_version.sh b/gensrc/script/gen_build_version.sh
index a85effebd5e3bb..6b6852199682b0 100755
--- a/gensrc/script/gen_build_version.sh
+++ b/gensrc/script/gen_build_version.sh
@@ -35,7 +35,7 @@ build_version_hotfix=0
 build_version_rc_version=""
 
 build_version="${build_version_prefix}-${build_version_major}.${build_version_minor}.${build_version_patch}"
-if [[ ${build_version_hotfix} > 0 ]]; then
+if [[ ${build_version_hotfix} -gt 0 ]]; then
     build_version+=".${build_version_hotfix}"
 fi
 build_version+="-${build_version_rc_version}"
@@ -225,7 +225,7 @@ fi
 
 build_version="${build_version_prefix}-${build_version_major}.${build_version_minor}.${build_version_patch}"
 
-if [[ ${build_version_hotfix} > 0 ]]; then
+if [[ ${build_version_hotfix} -gt 0 ]]; then
     build_version+=".${build_version_hotfix}"
 fi