diff --git a/theme/boost/templates/core_form/element-select-inline.mustache b/theme/boost/templates/core_form/element-select-inline.mustache
index 6362a7a3963..e865d88140a 100644
--- a/theme/boost/templates/core_form/element-select-inline.mustache
+++ b/theme/boost/templates/core_form/element-select-inline.mustache
@@ -7,7 +7,7 @@
         {{#error}}
             autofocus aria-describedby="id_error_{{element.name}}"
         {{/error}}
-        {{element.attributes}} >
+        {{{element.attributes}}} >
         {{#element.options}}
         <option value="{{value}}" {{#selected}}selected{{/selected}} {{#disabled}}disabled{{/disabled}} {{{optionattributes}}}>{{text}}</option>
         {{/element.options}}
diff --git a/theme/boost/templates/core_form/element-select.mustache b/theme/boost/templates/core_form/element-select.mustache
index 6947361af19..f36d60f194f 100644
--- a/theme/boost/templates/core_form/element-select.mustache
+++ b/theme/boost/templates/core_form/element-select.mustache
@@ -7,7 +7,7 @@
             {{#error}}
                 autofocus aria-describedby="id_error_{{element.name}}"
             {{/error}}
-            {{element.attributes}} >
+            {{{element.attributes}}} >
             {{#element.options}}
             <option value="{{value}}" {{#selected}}selected{{/selected}} {{#disabled}}disabled{{/disabled}} {{{optionattributes}}}>{{text}}</option>
             {{/element.options}}
diff --git a/theme/boost/templates/core_form/element-selectwithlink.mustache b/theme/boost/templates/core_form/element-selectwithlink.mustache
index 66cbe9c099f..7b13c220c21 100644
--- a/theme/boost/templates/core_form/element-selectwithlink.mustache
+++ b/theme/boost/templates/core_form/element-selectwithlink.mustache
@@ -7,7 +7,7 @@
             {{#error}}
                 autofocus aria-describedby="id_error_{{element.name}}"
             {{/error}}
-            {{element.attributes}} >
+            {{{element.attributes}}} >
             {{#element.options}}
             <option value="{{value}}" {{#selected}}selected{{/selected}} {{#disabled}}disabled{{/disabled}} {{{optionattributes}}}>{{text}}</option>
             {{/element.options}}