diff --git a/resources/celerity/map.php b/resources/celerity/map.php
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -11,8 +11,8 @@
     'conpherence.pkg.js' => '020aebcf',
     'core.pkg.css' => '261ee8cf',
     'core.pkg.js' => '5ace8a1e',
-    'differential.pkg.css' => '801c5653',
-    'differential.pkg.js' => '1f211736',
+    'differential.pkg.css' => 'fcc82bc0',
+    'differential.pkg.js' => '0e2b0e2c',
     'diffusion.pkg.css' => '42c75c37',
     'diffusion.pkg.js' => '91192d85',
     'maniphest.pkg.css' => '35995d6d',
@@ -61,7 +61,7 @@
     'rsrc/css/application/dashboard/dashboard.css' => '4267d6c6',
     'rsrc/css/application/diff/inline-comment-summary.css' => '81eb368d',
     'rsrc/css/application/differential/add-comment.css' => '7e5900d9',
-    'rsrc/css/application/differential/changeset-view.css' => '8a997ed9',
+    'rsrc/css/application/differential/changeset-view.css' => '58236820',
     'rsrc/css/application/differential/core.css' => 'bdb93065',
     'rsrc/css/application/differential/phui-inline-comment.css' => '48acce5b',
     'rsrc/css/application/differential/revision-comment.css' => '7dbc8d1d',
@@ -420,7 +420,7 @@
     'rsrc/js/application/releeph/releeph-preview-branch.js' => '75184d68',
     'rsrc/js/application/releeph/releeph-request-state-change.js' => '9f081f05',
     'rsrc/js/application/releeph/releeph-request-typeahead.js' => 'aa3a100c',
-    'rsrc/js/application/repository/repository-crossreference.js' => 'db0c0214',
+    'rsrc/js/application/repository/repository-crossreference.js' => 'c15122b4',
     'rsrc/js/application/search/behavior-reorder-profile-menu-items.js' => 'e5bdb730',
     'rsrc/js/application/search/behavior-reorder-queries.js' => 'b86f297f',
     'rsrc/js/application/transactions/behavior-comment-actions.js' => '4dffaeb2',
@@ -541,7 +541,7 @@
     'conpherence-thread-manager' => 'aec8e38c',
     'conpherence-transaction-css' => '3a3f5e7e',
     'd3' => 'd67475f5',
-    'differential-changeset-view-css' => '8a997ed9',
+    'differential-changeset-view-css' => '58236820',
     'differential-core-view-css' => 'bdb93065',
     'differential-revision-add-comment-css' => '7e5900d9',
     'differential-revision-comment-css' => '7dbc8d1d',
@@ -671,7 +671,7 @@
     'javelin-behavior-reorder-applications' => 'aa371860',
     'javelin-behavior-reorder-columns' => '8ac32fd9',
     'javelin-behavior-reorder-profile-menu-items' => 'e5bdb730',
-    'javelin-behavior-repository-crossreference' => 'db0c0214',
+    'javelin-behavior-repository-crossreference' => 'c15122b4',
     'javelin-behavior-scrollbar' => '92388bae',
     'javelin-behavior-search-reorder-queries' => 'b86f297f',
     'javelin-behavior-select-content' => 'e8240b50',
@@ -1380,6 +1380,9 @@
       'javelin-vector',
       'javelin-typeahead-static-source',
     ),
+    58236820 => array(
+      'phui-inline-comment-view-css',
+    ),
     '5902260c' => array(
       'javelin-util',
       'javelin-magical-init',
@@ -1587,9 +1590,6 @@
     '8a16f91b' => array(
       'syntax-default-css',
     ),
-    '8a997ed9' => array(
-      'phui-inline-comment-view-css',
-    ),
     '8ac32fd9' => array(
       'javelin-behavior',
       'javelin-stratcom',
@@ -1912,6 +1912,12 @@
     'c03f2fb4' => array(
       'javelin-install',
     ),
+    'c15122b4' => array(
+      'javelin-behavior',
+      'javelin-dom',
+      'javelin-stratcom',
+      'javelin-uri',
+    ),
     'c2c500a7' => array(
       'javelin-install',
       'javelin-dom',
@@ -2008,12 +2014,6 @@
       'javelin-uri',
       'phabricator-notification',
     ),
-    'db0c0214' => array(
-      'javelin-behavior',
-      'javelin-dom',
-      'javelin-stratcom',
-      'javelin-uri',
-    ),
     'dfa1d313' => array(
       'javelin-behavior',
       'javelin-dom',
diff --git a/src/applications/differential/render/DifferentialChangesetTwoUpRenderer.php b/src/applications/differential/render/DifferentialChangesetTwoUpRenderer.php
--- a/src/applications/differential/render/DifferentialChangesetTwoUpRenderer.php
+++ b/src/applications/differential/render/DifferentialChangesetTwoUpRenderer.php
@@ -301,11 +301,6 @@
         }
       }
 
-      // NOTE: This is a unicode zero-width space, which we use as a hint when
-      // intercepting 'copy' events to make sure sensible text ends up on the
-      // clipboard. See the 'phabricator-oncopy' behavior.
-      $zero_space = "\xE2\x80\x8B";
-
       $old_number = phutil_tag(
         'td',
         array(
@@ -330,10 +325,7 @@
         phutil_tag(
           'td',
           array('class' => $n_classes, 'colspan' => $n_colspan),
-          array(
-            phutil_tag('span', array('class' => 'zwsp'), $zero_space),
-            $n_text,
-          )),
+          $n_text),
         $n_cov,
       ));
 
diff --git a/webroot/rsrc/css/application/differential/changeset-view.css b/webroot/rsrc/css/application/differential/changeset-view.css
--- a/webroot/rsrc/css/application/differential/changeset-view.css
+++ b/webroot/rsrc/css/application/differential/changeset-view.css
@@ -67,11 +67,6 @@
   padding: 1px 4px;
 }
 
-.differential-diff td .zwsp {
-  position: absolute;
-  width: 0;
-}
-
 .prose-diff {
   padding: 12px 0;
   white-space: pre-wrap;
diff --git a/webroot/rsrc/js/application/repository/repository-crossreference.js b/webroot/rsrc/js/application/repository/repository-crossreference.js
--- a/webroot/rsrc/js/application/repository/repository-crossreference.js
+++ b/webroot/rsrc/js/application/repository/repository-crossreference.js
@@ -237,11 +237,6 @@
       }
 
       var content = '' + node.textContent;
-
-      // Strip off any ZWS characters. These are marker characters used to
-      // improve copy/paste behavior.
-      content = content.replace(/\u200B/g, '');
-
       char += content.length;
     }