diff --git a/openpype/hosts/maya/api/lib.py b/openpype/hosts/maya/api/lib.py
index c1d1a43d1e..bc66ec350f 100644
--- a/openpype/hosts/maya/api/lib.py
+++ b/openpype/hosts/maya/api/lib.py
@@ -230,7 +230,7 @@ def playblast_capture(preset, instance):
 
 
 def generate_capture_preset(instance, camera, path,
-                            start=None, end=None, capture_preset={}):
+                            start=None, end=None, capture_preset=None):
     """Function for getting all the data of preset options for
     playblast capturing
 
diff --git a/openpype/hosts/maya/plugins/publish/extract_thumbnail.py b/openpype/hosts/maya/plugins/publish/extract_thumbnail.py
index b4931b637f..05fad0025d 100644
--- a/openpype/hosts/maya/plugins/publish/extract_thumbnail.py
+++ b/openpype/hosts/maya/plugins/publish/extract_thumbnail.py
@@ -51,16 +51,17 @@ class ExtractThumbnail(publish.Extractor):
             capture_preset=capture_preset)
 
         preset["camera_options"].update({
-                "displayGateMask": False,
-                "displayResolution": False,
-                "displayFilmGate": False,
-                "displayFieldChart": False,
-                "displaySafeAction": False,
-                "displaySafeTitle": False,
-                "displayFilmPivot": False,
-                "displayFilmOrigin": False,
-                "overscan": 1.0,
-                "depthOfField": cmds.getAttr("{0}.depthOfField".format(camera)),
+            "displayGateMask": False,
+            "displayResolution": False,
+            "displayFilmGate": False,
+            "displayFieldChart": False,
+            "displaySafeAction": False,
+            "displaySafeTitle": False,
+            "displayFilmPivot": False,
+            "displayFilmOrigin": False,
+            "overscan": 1.0,
+            "depthOfField": cmds.getAttr(
+                "{0}.depthOfField".format(camera))
             }
         )
         path = lib.playblast_capture(preset, instance)