diff --git a/src/PIL/ImageCms.py b/src/PIL/ImageCms.py
index aee1ba624..544b7a60d 100644
--- a/src/PIL/ImageCms.py
+++ b/src/PIL/ImageCms.py
@@ -819,7 +819,7 @@ def getProfileModel(profile):
         # add an extra newline to preserve pyCMS compatibility
         if not isinstance(profile, ImageCmsProfile):
             profile = ImageCmsProfile(profile)
-        return profile.profile.model + "\n"
+        return (profile.profile.model or "") + "\n"
     except (AttributeError, IOError, TypeError, ValueError) as v:
         raise PyCMSError(v)