diff --git a/src/repository/api/ArcanistSubversionAPI.php b/src/repository/api/ArcanistSubversionAPI.php
--- a/src/repository/api/ArcanistSubversionAPI.php
+++ b/src/repository/api/ArcanistSubversionAPI.php
@@ -292,25 +292,12 @@
     // directory is newly added (see T5555) so we need to filter the results
     // out later as well.
 
-    if (phutil_is_windows()) {
-      // TODO: Provide a binary_safe_diff script for Windows.
-      // TODO: Provide a diff command which can take lines of context somehow.
-      return $this->buildLocalFuture(
-        array(
-          'diff --depth empty %s',
-          $path,
-        ));
-    } else {
-      $diff_bin = $root.'/../scripts/repository/binary_safe_diff.sh';
-      $diff_cmd = Filesystem::resolvePath($diff_bin);
-      return $this->buildLocalFuture(
-        array(
-          'diff --depth empty --diff-cmd %s -x -U%d %s',
-          $diff_cmd,
-          $this->getDiffLinesOfContext(),
-          $path,
-        ));
-    }
+    return $this->buildLocalFuture(
+      array(
+        'diff --depth empty --internal-diff -x -U%d %s',
+        $this->getDiffLinesOfContext(),
+        $path,
+      ));
   }
 
   public function primeSVNInfoResult($path, $result) {