diff --git a/app/assets/stylesheets/commits.css.scss b/app/assets/stylesheets/commits.css.scss
index e42b9dfc..3df880d1 100644
--- a/app/assets/stylesheets/commits.css.scss
+++ b/app/assets/stylesheets/commits.css.scss
@@ -44,6 +44,9 @@
     min-width:35px;
     max-width:35px;
     width:35px;
+    moz-user-select: none;
+    -khtml-user-select: none;
+    user-select: none;
     a { 
       float:left;
       width:35px;