diff --git a/assets/stylesheets/bootstrap/_breadcrumbs.scss b/assets/stylesheets/bootstrap/_breadcrumbs.scss
index 3641e333b8..b61f0c731c 100644
--- a/assets/stylesheets/bootstrap/_breadcrumbs.scss
+++ b/assets/stylesheets/bootstrap/_breadcrumbs.scss
@@ -14,7 +14,9 @@
     display: inline-block;
 
     + li:before {
-      content: "#{$breadcrumb-separator}\00a0"; // Unicode space added since inline-block means non-collapsing white-space
+      // [converter] Workaround for https://github.com/sass/libsass/issues/1115
+      $nbsp: "\00a0";
+      content: "#{$breadcrumb-separator}#{$nbsp}"; // Unicode space added since inline-block means non-collapsing white-space
       padding: 0 5px;
       color: $breadcrumb-color;
     }
diff --git a/tasks/converter/less_conversion.rb b/tasks/converter/less_conversion.rb
index 3bd940198c..6774a0bb22 100644
--- a/tasks/converter/less_conversion.rb
+++ b/tasks/converter/less_conversion.rb
@@ -102,6 +102,11 @@ def process_stylesheet_assets
               // [converter] This is because some asset helpers, such as Sprockets, do not work with file-relative paths.
               \\1: if($bootstrap-sass-asset-helper, "bootstrap/", "\\2bootstrap/") \\3;
             SCSS
+          when 'breadcrumbs.less'
+            file = replace_all file, /(.*)(\\00a0)/, unindent(<<-SCSS, 8) + "\\1\#{$nbsp}"
+              // [converter] Workaround for https://github.com/sass/libsass/issues/1115
+              $nbsp: "\\2";
+            SCSS
           when 'close.less'
             # extract .close { button& {...} } rule
             file = extract_nested_rule file, 'button&'