diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index 8263e1a7..ea1f0c7a 100755
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -104,15 +104,15 @@ function start_qinling {
 }
 
 
-function stop_qingling {
+function stop_qinling {
     local serv
-    for serv in qinling-api qingling-engine; do
+    for serv in qinling-api qinling-engine; do
         stop_process $serv
     done
 }
 
 
-function cleanup_qingling {
+function cleanup_qinling {
     sudo rm -rf $QINLING_AUTH_CACHE_DIR
     sudo rm -rf $QINLING_CONF_DIR
 }
@@ -147,13 +147,13 @@ if is_service_enabled qinling; then
     fi
 
     if [[ "$1" == "unstack" ]]; then
-        echo_summary "Shutting down qingling"
-        stop_qingling
+        echo_summary "Shutting down qinling"
+        stop_qinling
     fi
 
     if [[ "$1" == "clean" ]]; then
-        echo_summary "Cleaning qingling"
-        cleanup_qingling
+        echo_summary "Cleaning qinling"
+        cleanup_qinling
     fi
 fi
 
diff --git a/qinling_tempest_plugin/config.py b/qinling_tempest_plugin/config.py
index ae422aad..fae32221 100644
--- a/qinling_tempest_plugin/config.py
+++ b/qinling_tempest_plugin/config.py
@@ -23,7 +23,7 @@ service_option = cfg.BoolOpt(
 )
 
 
-qingling_group = cfg.OptGroup(name="qingling", title="Qinling Service Options")
+qinling_group = cfg.OptGroup(name="qinling", title="Qinling Service Options")
 
 QinlingGroup = [
     cfg.StrOpt("region",
diff --git a/qinling_tempest_plugin/plugin.py b/qinling_tempest_plugin/plugin.py
index a614c35e..7c5ae9f6 100644
--- a/qinling_tempest_plugin/plugin.py
+++ b/qinling_tempest_plugin/plugin.py
@@ -36,13 +36,13 @@ class QinlingTempestPlugin(plugins.TempestPlugin):
             qinling_config.service_option, group='service_available'
         )
 
-        conf.register_group(qinling_config.qingling_group)
+        conf.register_group(qinling_config.qinling_group)
         conf.register_opts(qinling_config.QinlingGroup, group='qinling')
 
     def get_opt_lists(self):
         return [
             ('service_available', [qinling_config.service_option]),
-            (qinling_config.qingling_group.name, qinling_config.QinlingGroup)
+            (qinling_config.qinling_group.name, qinling_config.QinlingGroup)
         ]
 
     def get_service_clients(self):
diff --git a/tools/cover.sh b/tools/cover.sh
index 04ef2459..2a1ce1da 100755
--- a/tools/cover.sh
+++ b/tools/cover.sh
@@ -36,7 +36,7 @@ git checkout -
 [[ -n $uncommitted ]] && git stash pop > /dev/null
 
 # Generate and save coverage report
-current_report=$(mktemp -t qingling_coverageXXXXXXX)
+current_report=$(mktemp -t qinling_coverageXXXXXXX)
 find . -type f -name "*.py[c|o]" -delete && stestr run "$TESTR_ARGS" && coverage combine && coverage html -d cover
 coverage report --ignore-errors > $current_report
 current_missing=$(awk 'END { print $3 }' $current_report)