diff --git a/less/glyphicons.less b/less/glyphicons.less
index 7b66e6ba15..0102265418 100644
--- a/less/glyphicons.less
+++ b/less/glyphicons.less
@@ -224,13 +224,13 @@
 .glyphicon-cloud-upload           { &:before { content: "\e198"; } }
 .glyphicon-tree-conifer           { &:before { content: "\e199"; } }
 .glyphicon-tree-deciduous         { &:before { content: "\e200"; } }
-.glyphicon-briefcase              { &:before { content: "\1f4bc"; } }
-.glyphicon-calendar               { &:before { content: "\1f4c5"; } }
-.glyphicon-pushpin                { &:before { content: "\1f4cc"; } }
-.glyphicon-paperclip              { &:before { content: "\1f4ce"; } }
-.glyphicon-camera                 { &:before { content: "\1f4f7"; } }
-.glyphicon-lock                   { &:before { content: "\1f512"; } }
-.glyphicon-bell                   { &:before { content: "\1f514"; } }
-.glyphicon-bookmark               { &:before { content: "\1f516"; } }
-.glyphicon-fire                   { &:before { content: "\1f525"; } }
-.glyphicon-wrench                 { &:before { content: "\1f527"; } }
+.glyphicon-briefcase              { &:before { content: "\e139"; } }
+.glyphicon-calendar               { &:before { content: "\e109"; } }
+.glyphicon-pushpin                { &:before { content: "\e146"; } }
+.glyphicon-paperclip              { &:before { content: "\e142"; } }
+.glyphicon-camera                 { &:before { content: "\e046"; } }
+.glyphicon-lock                   { &:before { content: "\e033"; } }
+.glyphicon-bell                   { &:before { content: "\e123"; } }
+.glyphicon-bookmark               { &:before { content: "\e044"; } }
+.glyphicon-fire                   { &:before { content: "\e104"; } }
+.glyphicon-wrench                 { &:before { content: "\e136"; } }