diff --git a/material/base.html b/material/base.html
index fdde45a44..7cc42b1f8 100644
--- a/material/base.html
+++ b/material/base.html
@@ -48,7 +48,7 @@
         {% set text = config.extra.get("font", {}).text | default("Roboto") %}
         {% set code = config.extra.get("font", {}).code
                     | default("Roboto Mono") %}
-        {% set font = text + ':300,400,400i,700|' + code | replace(' ', '+') %}
+        {% set font = text + ":300,400,400i,700|" + code | replace(" ", "+") %}
         <link rel="stylesheet" href="https://fonts.googleapis.com/css?family={{ font }}">
         <style>body,input{font-family:"{{ text }}","Helvetica Neue",Helvetica,Arial,sans-serif}code,kbd,pre{font-family:"{{ code }}","Courier New",Courier,monospace}</style>
       {% endif %}
@@ -124,7 +124,7 @@
                 {{ page.content }}
                 {% block source %}
                   {% if page.meta.source %}
-                    <h2 id="__source">{{ lang.t('meta.source') }}</h2>
+                    <h2 id="__source">{{ lang.t("meta.source") }}</h2>
                     {% set path = (page.meta.path | default([""]) | first) %}
                     {% for file in page.meta.source %}
                       <a href="{{ [config.repo_url, path, file] | join('/') }}" title="{{ file }}" class="md-source-file">
@@ -136,7 +136,7 @@
               {% endblock %}
               {% block disqus %}
                 {% if config.extra.disqus and not page.is_homepage %}
-                  <h2 id="__comments">{{ lang.t('meta.comments') }}</h2>
+                  <h2 id="__comments">{{ lang.t("meta.comments") }}</h2>
                   {% include "partials/disqus.html" %}
                 {% endif %}
               {% endblock %}
@@ -150,7 +150,7 @@
     </div>
     {% block scripts %}
       <script src="{{ base_url }}/assets/javascripts/application-e3caa82af6.js"></script>
-      {% set languages = lang.t('search.languages').split(",") %}
+      {% set languages = lang.t("search.languages").split(",") %}
       {% if languages | length and languages[0] != "" %}
         {% set path = base_url + "/assets/javascripts/lunr" %}
         <script src="{{ path }}/lunr.stemmer.support.js"></script>
diff --git a/material/partials/footer.html b/material/partials/footer.html
index afadcdd62..bf609cb50 100644
--- a/material/partials/footer.html
+++ b/material/partials/footer.html
@@ -11,7 +11,7 @@
             <div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title">
               <span class="md-flex__ellipsis">
                 <span class="md-footer-nav__direction">
-                  {{ lang.t('footer.previous') }}
+                  {{ lang.t("footer.previous") }}
                 </span>
                 {{ page.previous_page.title }}
               </span>
@@ -23,7 +23,7 @@
             <div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title">
               <span class="md-flex__ellipsis">
                 <span class="md-footer-nav__direction">
-                  {{ lang.t('footer.next') }}
+                  {{ lang.t("footer.next") }}
                 </span>
                 {{ page.next_page.title }}
               </span>
diff --git a/material/partials/search.html b/material/partials/search.html
index a928834fb..44a1850f1 100644
--- a/material/partials/search.html
+++ b/material/partials/search.html
@@ -11,7 +11,7 @@
       <div class="md-search__scrollwrap" data-md-scrollfix>
         <div class="md-search-result" data-md-component="result" data-md-lang-search="{{ lang.t('search.languages') }}">
           <div class="md-search-result__meta" data-md-lang-result-none="{{ lang.t('search.result.none') }}" data-md-lang-result-one="{{ lang.t('search.result.one') }}" data-md-lang-result-other="{{ lang.t('search.result.other') }}">
-            {{ lang.t('search.result.placeholder') }}
+            {{ lang.t("search.result.placeholder") }}
           </div>
           <ol class="md-search-result__list"></ol>
         </div>
diff --git a/material/partials/toc.html b/material/partials/toc.html
index 5e70d833b..57ced2c25 100644
--- a/material/partials/toc.html
+++ b/material/partials/toc.html
@@ -5,7 +5,7 @@
     {% set toc_ = (toc_ | first).children %}
   {% endif %}
   {% if toc_ | first is defined %}
-    <label class="md-nav__title" for="toc">{{ lang.t('toc.title') }}</label>
+    <label class="md-nav__title" for="toc">{{ lang.t("toc.title") }}</label>
     <ul class="md-nav__list" data-md-scrollfix>
       {% for toc_item in toc_ %}
         {% include "partials/toc-item.html" %}
@@ -13,14 +13,14 @@
       {% if page.meta.source and page.meta.source | length > 0 %}
         <li class="md-nav__item">
           <a href="#__source" title="{{ lang.t('meta.source') }}" class="md-nav__link md-nav__link--active">
-            {{ lang.t('meta.source') }}
+            {{ lang.t("meta.source") }}
           </a>
         </li>
       {% endif %}
       {% if config.extra.disqus and not page.is_homepage %}
         <li class="md-nav__item">
           <a href="#__comments" title="{{ lang.t('meta.comments') }}" class="md-nav__link md-nav__link--active">
-            {{ lang.t('meta.comments') }}
+            {{ lang.t("meta.comments") }}
           </a>
         </li>
       {% endif %}
diff --git a/src/base.html b/src/base.html
index 51a120cc5..15849b7b1 100644
--- a/src/base.html
+++ b/src/base.html
@@ -102,7 +102,7 @@
         {% set text = config.extra.get("font", {}).text | default("Roboto") %}
         {% set code = config.extra.get("font", {}).code
                     | default("Roboto Mono") %}
-        {% set font = text + ':300,400,400i,700|' + code | replace(' ', '+') %}
+        {% set font = text + ":300,400,400i,700|" + code | replace(" ", "+") %}
         <link rel="stylesheet" type="text/css"
             href="https://fonts.googleapis.com/css?family={{ font }}" />
         <style>
@@ -243,7 +243,7 @@
                 <!-- Source files -->
                 {% block source %}
                   {% if page.meta.source %}
-                    <h2 id="__source">{{ lang.t('meta.source') }}</h2>
+                    <h2 id="__source">{{ lang.t("meta.source") }}</h2>
                     {% set path = (page.meta.path | default([""]) | first) %}
                     {% for file in page.meta.source %}
                       <a href="{{ [config.repo_url, path, file] | join('/') }}"
@@ -258,7 +258,7 @@
               <!-- Disqus integration -->
               {% block disqus %}
                 {% if config.extra.disqus and not page.is_homepage %}
-                  <h2 id="__comments">{{ lang.t('meta.comments') }}</h2>
+                  <h2 id="__comments">{{ lang.t("meta.comments") }}</h2>
                   {% include "partials/disqus.html" %}
                 {% endif %}
               {% endblock %}
@@ -278,7 +278,7 @@
       <script src="{{ base_url }}/assets/javascripts/application.js"></script>
 
       <!-- Load additional languages for search -->
-      {% set languages = lang.t('search.languages').split(",") %}
+      {% set languages = lang.t("search.languages").split(",") %}
       {% if languages | length and languages[0] != "" %}
         {% set path = base_url + "/assets/javascripts/lunr" %}
         <script src="{{ path }}/lunr.stemmer.support.js"></script>
diff --git a/src/partials/footer.html b/src/partials/footer.html
index 1f9b0f55a..456b7665c 100644
--- a/src/partials/footer.html
+++ b/src/partials/footer.html
@@ -44,7 +44,7 @@
                   md-footer-nav__title">
               <span class="md-flex__ellipsis">
                 <span class="md-footer-nav__direction">
-                  {{ lang.t('footer.previous') }}
+                  {{ lang.t("footer.previous") }}
                 </span>
                 {{ page.previous_page.title }}
               </span>
@@ -61,7 +61,7 @@
                   md-footer-nav__title">
               <span class="md-flex__ellipsis">
                 <span class="md-footer-nav__direction">
-                  {{ lang.t('footer.next') }}
+                  {{ lang.t("footer.next") }}
                 </span>
                 {{ page.next_page.title }}
               </span>
diff --git a/src/partials/search.html b/src/partials/search.html
index 8a12440a2..c82d621c5 100644
--- a/src/partials/search.html
+++ b/src/partials/search.html
@@ -43,7 +43,7 @@
               data-md-lang-result-none="{{ lang.t('search.result.none') }}"
               data-md-lang-result-one="{{ lang.t('search.result.one') }}"
               data-md-lang-result-other="{{ lang.t('search.result.other') }}">
-            {{ lang.t('search.result.placeholder') }}
+            {{ lang.t("search.result.placeholder") }}
           </div>
           <ol class="md-search-result__list"></ol>
         </div>
diff --git a/src/partials/toc.html b/src/partials/toc.html
index acea6f7ed..e5949f213 100644
--- a/src/partials/toc.html
+++ b/src/partials/toc.html
@@ -38,7 +38,7 @@
 
   <!-- Render item list -->
   {% if toc_ | first is defined %}
-    <label class="md-nav__title" for="toc">{{ lang.t('toc.title') }}</label>
+    <label class="md-nav__title" for="toc">{{ lang.t("toc.title") }}</label>
     <ul class="md-nav__list" data-md-scrollfix>
       {% for toc_item in toc_ %}
         {% include "partials/toc-item.html" %}
@@ -49,7 +49,7 @@
         <li class="md-nav__item">
           <a href="#__source" title="{{ lang.t('meta.source') }}"
               class="md-nav__link md-nav__link--active">
-            {{ lang.t('meta.source') }}
+            {{ lang.t("meta.source") }}
           </a>
         </li>
       {% endif %}
@@ -59,7 +59,7 @@
         <li class="md-nav__item">
           <a href="#__comments" title="{{ lang.t('meta.comments') }}"
               class="md-nav__link md-nav__link--active">
-            {{ lang.t('meta.comments') }}
+            {{ lang.t("meta.comments") }}
           </a>
         </li>
       {% endif %}