diff --git a/public/js/commandline.js b/public/js/commandline.js
index 7a7aace6d..38adef82c 100644
--- a/public/js/commandline.js
+++ b/public/js/commandline.js
@@ -589,7 +589,7 @@ $(document).ready(e => {
                 }else{
                     hideCommandLine();
                 }
-                if (config.customTheme = true) {
+                if (config.customTheme === true) {
                     setCustomTheme();
                  }else{
                      setTheme(config.theme)