diff --git a/gclient.py b/gclient.py
index 2b6471e725..58d5aee1e8 100755
--- a/gclient.py
+++ b/gclient.py
@@ -3364,7 +3364,7 @@ def CMDgitmodules(parser, args):
     # first time.
     set_recursedeps = True
     if os.path.exists(options.output_gitmodules):
-        dot_git_pattern = re.compile('^(\s*)url(\s*)=.*\.git$')
+        dot_git_pattern = re.compile(r'^(\s*)url(\s*)=.*\.git$')
         with open(options.output_gitmodules) as f:
             strip_git_suffix = not any(dot_git_pattern.match(l) for l in f)
             set_recursedeps = any(
diff --git a/gclient_scm.py b/gclient_scm.py
index 70b4f39202..0c5eee5a54 100644
--- a/gclient_scm.py
+++ b/gclient_scm.py
@@ -433,7 +433,7 @@ class GitWrapper(SCMWrapper):
         patch_rev_tokens = patch_rev.split('/')
         change = patch_rev_tokens[-2]
         # Parse the googlesource_url.
-        tokens = re.search('//(.+).googlesource.com/(.+?)(?:\.git)?$',
+        tokens = re.search(r'//(.+).googlesource.com/(.+?)(?:\.git)?$',
                            googlesource_url)
         if not tokens or len(tokens.groups()) != 2:
             # googlesource_url is not in the expected format.