diff --git a/tools/patman/gitutil.py b/tools/patman/gitutil.py
index 770a051..72fc95d 100644
--- a/tools/patman/gitutil.py
+++ b/tools/patman/gitutil.py
@@ -254,7 +254,7 @@
     if result.return_code != 0:
         raise OSError('git fetch: %s' % result.stderr)
 
-def CreatePatches(start, count, series):
+def CreatePatches(start, count, ignore_binary, series):
     """Create a series of patches from the top of the current branch.
 
     The patch files are written to the current directory using
@@ -270,6 +270,8 @@
     if series.get('version'):
         version = '%s ' % series['version']
     cmd = ['git', 'format-patch', '-M', '--signoff']
+    if ignore_binary:
+        cmd.append('--no-binary')
     if series.get('cover'):
         cmd.append('--cover-letter')
     prefix = series.GetPatchPrefix()