diff --git a/vendors/bootstrap/less/code.less b/vendors/bootstrap/less/code.less
index 58bf04102..8a1ccc333 100644
--- a/vendors/bootstrap/less/code.less
+++ b/vendors/bootstrap/less/code.less
@@ -31,9 +31,6 @@ pre {
   margin: 0 0 @baseLineHeight / 2;
   font-size: @baseFontSize - 1; // 14px to 13px
   line-height: @baseLineHeight;
-  word-break: break-all;
-  word-wrap: break-word;
-  white-space: pre;
   white-space: pre-wrap;
   background-color: #f5f5f5;
   border: 1px solid rgba(0,0,0,.15);