diff --git a/src/webui/src/webui_utils.js b/src/webui/src/webui_utils.js
index 4f09ef0..fe99f05 100644
--- a/src/webui/src/webui_utils.js
+++ b/src/webui/src/webui_utils.js
@@ -84,7 +84,7 @@ async function populateCPUGovernors() {
   if (govErrno === 0) {
     const governors = govStdout.trim().split(/\s+/);
     const selectElement1 = document.getElementById('cpuGovernor');
-    const selectElement2 = document.getElementById('cpuGovernor');
+    const selectElement2 = document.getElementById('cpuGovernorPerf');
 
     selectElement1.innerHTML = '';
     selectElement2.innerHTML = '';
@@ -93,19 +93,19 @@ async function populateCPUGovernors() {
       const option = document.createElement('option');
       option.value = gov;
       option.textContent = gov;
-      selectElement.appendChild(option);
       selectElement1.appendChild(option);
+      selectElement2.appendChild(option);
     });
 
-    let { errno, stdout } = await exec('encore-utils get_default_cpugov');
-    if (errno === 0) {
-      const defaultGovernor = stdout.trim();
+    const { errno: defaultErrno, stdout: defaultStdout } = await exec('encore-utils get_default_cpugov');
+    if (defaultErrno === 0) {
+      const defaultGovernor = defaultStdout.trim();
       selectElement1.value = defaultGovernor;
     }
     
-    let { errno, stdout } = await exec('encore-utils get_perf_cpugov');
-    if (errno === 0) {
-      const defaultPerfGovernor = stdout.trim();
+    const { errno: perfErrno, stdout: perfStdout } = await exec('encore-utils get_perf_cpugov');
+    if (perfErrno === 0) {
+      const defaultPerfGovernor = perfStdout.trim();
       selectElement2.value = defaultPerfGovernor;
     }
   }