diff --git a/openpype/hosts/houdini/plugins/load/load_image.py b/openpype/hosts/houdini/plugins/load/load_image.py
index 928c2ee734..c78798e58a 100644
--- a/openpype/hosts/houdini/plugins/load/load_image.py
+++ b/openpype/hosts/houdini/plugins/load/load_image.py
@@ -73,7 +73,7 @@ class ImageLoader(load.LoaderPlugin):
 
         # Imprint it manually
         data = {
-            "schema": "avalon-core:container-2.0",
+            "schema": "openpype:container-2.0",
             "id": AVALON_CONTAINER_ID,
             "name": node_name,
             "namespace": namespace,
diff --git a/openpype/hosts/houdini/plugins/load/load_usd_layer.py b/openpype/hosts/houdini/plugins/load/load_usd_layer.py
index 48580fc3aa..2e5079925b 100644
--- a/openpype/hosts/houdini/plugins/load/load_usd_layer.py
+++ b/openpype/hosts/houdini/plugins/load/load_usd_layer.py
@@ -43,7 +43,7 @@ class USDSublayerLoader(load.LoaderPlugin):
 
         # Imprint it manually
         data = {
-            "schema": "avalon-core:container-2.0",
+            "schema": "openpype:container-2.0",
             "id": AVALON_CONTAINER_ID,
             "name": node_name,
             "namespace": namespace,
diff --git a/openpype/hosts/houdini/plugins/load/load_usd_reference.py b/openpype/hosts/houdini/plugins/load/load_usd_reference.py
index 6851c77e6d..c4371db39b 100644
--- a/openpype/hosts/houdini/plugins/load/load_usd_reference.py
+++ b/openpype/hosts/houdini/plugins/load/load_usd_reference.py
@@ -43,7 +43,7 @@ class USDReferenceLoader(load.LoaderPlugin):
 
         # Imprint it manually
         data = {
-            "schema": "avalon-core:container-2.0",
+            "schema": "openpype:container-2.0",
             "id": AVALON_CONTAINER_ID,
             "name": node_name,
             "namespace": namespace,
diff --git a/openpype/hosts/maya/addon.py b/openpype/hosts/maya/addon.py
index 7b1f7bf754..cdd2bc1667 100644
--- a/openpype/hosts/maya/addon.py
+++ b/openpype/hosts/maya/addon.py
@@ -28,13 +28,16 @@ class MayaAddon(OpenPypeModule, IHostAddon):
 
         env["PYTHONPATH"] = os.pathsep.join(new_python_paths)
 
-        # Set default values if are not already set via settings
-        defaults = {
-            "OPENPYPE_LOG_NO_COLORS": "Yes"
+        # Set default environments
+        envs = {
+            "OPENPYPE_LOG_NO_COLORS": "Yes",
+            # For python module 'qtpy'
+            "QT_API": "PySide2",
+            # For python module 'Qt'
+            "QT_PREFERRED_BINDING": "PySide2"
         }
-        for key, value in defaults.items():
-            if not env.get(key):
-                env[key] = value
+        for key, value in envs.items():
+            env[key] = value
 
     def get_launch_hook_paths(self, app):
         if app.host_name != self.host_name: