diff --git a/ext/bg/js/options.js b/ext/bg/js/options.js
index 9f1414ad..925c8432 100644
--- a/ext/bg/js/options.js
+++ b/ext/bg/js/options.js
@@ -19,15 +19,6 @@
 
 function optionsFieldTemplates() {
     return `
-<style>
-.expression-popular {
-    color: #0275d8;
-}
-
-.expression-rare {
-    color: #999;
-}
-</style>
 {{#*inline "glossary-single"}}
     {{~#unless brief~}}
         {{~#if definitionTags~}}<i>({{#each definitionTags}}{{name}}{{#unless @last}}, {{/unless}}{{/each}})</i> {{/if~}}
@@ -277,17 +268,16 @@ function optionsVersion(options) {
             } else {
                 options.general.resultOutputMode = 'split';
             }
-            if (utilStringHashCode(options.anki.fieldTemplates) !== -805327496) { // a3c8508031a1073629803d0616a2ee416cd3cccc
-                options.anki.fieldTemplates = `
-{{#if merge}}
-${optionsFieldTemplates()}
-{{else}}
-${options.anki.fieldTemplates}
-{{/if}}
-`.trim();
+            if (utilStringHashCode(options.anki.fieldTemplates) !== -805327496) {
+                options.anki.fieldTemplates = `{{#if merge}}${optionsFieldTemplates()}{{else}}${options.anki.fieldTemplates}{{/if}}`;
             } else {
                 options.anki.fieldTemplates = optionsFieldTemplates();
             }
+        },
+        () => {
+            if (utilStringHashCode(options.anki.fieldTemplates) === 1285806040) {
+                options.anki.fieldTemplates = optionsFieldTemplates();
+            }
         }
     ];
 
diff --git a/ext/manifest.json b/ext/manifest.json
index e415ece9..d75238b1 100644
--- a/ext/manifest.json
+++ b/ext/manifest.json
@@ -1,7 +1,7 @@
 {
     "manifest_version": 2,
     "name": "Yomichan",
-    "version": "1.5.0",
+    "version": "1.5.1",
 
     "description": "Japanese dictionary with Anki integration",
     "icons": {"16": "mixed/img/icon16.png", "48": "mixed/img/icon48.png", "128": "mixed/img/icon128.png"},