diff --git a/tools_webrtc/autoroller/roll_deps.py b/tools_webrtc/autoroller/roll_deps.py
index 1d07ed7947..224f5842e6 100755
--- a/tools_webrtc/autoroller/roll_deps.py
+++ b/tools_webrtc/autoroller/roll_deps.py
@@ -524,12 +524,8 @@ def GenerateCommitMessage(
     else:
         commit_msg.append('No update to Clang.\n')
 
-    # TBR needs to be non-empty for Gerrit to process it.
-    git_author = _RunCommand(['git', 'config', 'user.email'],
-                             working_dir=CHECKOUT_SRC_DIR)[0].splitlines()[0]
-    tbr_authors = git_author + ',' + tbr_authors
-
-    commit_msg.append('TBR=%s' % tbr_authors)
+    if tbr_authors:
+      commit_msg.append('TBR=%s' % tbr_authors)
     commit_msg.append('BUG=None')
     return '\n'.join(commit_msg)
 
diff --git a/tools_webrtc/autoroller/unittests/roll_deps_test.py b/tools_webrtc/autoroller/unittests/roll_deps_test.py
index 87863bb04f..81620121e2 100755
--- a/tools_webrtc/autoroller/unittests/roll_deps_test.py
+++ b/tools_webrtc/autoroller/unittests/roll_deps_test.py
@@ -280,16 +280,10 @@ class TestRollChromiumRevision(unittest.TestCase):
         current_commit_pos = 'cafe'
         new_commit_pos = 'f00d'
 
-        with mock.patch('roll_deps._RunCommand', self.fake):
-            # We don't really care, but it's needed to construct the message.
-            self.fake.AddExpectation(['git', 'config', 'user.email'],
-                                     _returns=('nobody@nowhere.no', None),
-                                     _ignores=['working_dir'])
-
-            commit_msg = GenerateCommitMessage(NO_CHROMIUM_REVISION_UPDATE,
-                                               current_commit_pos,
-                                               new_commit_pos, changed_deps,
-                                               added_paths, removed_paths)
+        commit_msg = GenerateCommitMessage(NO_CHROMIUM_REVISION_UPDATE,
+                                           current_commit_pos,
+                                           new_commit_pos, changed_deps,
+                                           added_paths, removed_paths)
 
         return [l.strip() for l in commit_msg.split('\n')]