diff --git a/rbtools/clients/git.py b/rbtools/clients/git.py
index a5f8e553b512457588fe348fdecda638dbdb82cc..72e10c411eab8455705fa3006728f22941e7598a 100644
--- a/rbtools/clients/git.py
+++ b/rbtools/clients/git.py
@@ -507,7 +507,7 @@ class GitClient(SCMClient):
         if self.type in ('svn', 'perforce'):
             diff_cmd_params = ['--no-color', '--no-prefix', '-r', '-u']
         elif self.type == 'git':
-            diff_cmd_params = ['--no-color', '--full-index',
+            diff_cmd_params = ['--no-color', '--full-index', '--binary',
                                '--ignore-submodules']
 
             if self._supports_git_config_flag():