diff --git a/cura/Settings/DatabaseHandlers/IntentDatabaseHandler.py b/cura/Settings/DatabaseHandlers/IntentDatabaseHandler.py
index 33dc176ac8..cd6c662591 100644
--- a/cura/Settings/DatabaseHandlers/IntentDatabaseHandler.py
+++ b/cura/Settings/DatabaseHandlers/IntentDatabaseHandler.py
@@ -1,3 +1,6 @@
+# Copyright (c) 2021 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
 from UM.Settings.SQLQueryFactory import SQLQueryFactory
 from UM.Settings.DatabaseContainerMetadataController import DatabaseMetadataContainerController
 from UM.Settings.InstanceContainer import InstanceContainer
@@ -7,7 +10,7 @@ class IntentDatabaseHandler(DatabaseMetadataContainerController):
     """The Database handler for Intent containers"""
 
     def __init__(self) -> None:
-        super().__init__(SQLQueryFactory(table = "intents",
+        super().__init__(SQLQueryFactory(table = "intent",
                                          fields = {
                                              "id": "text",
                                              "name": "text",
diff --git a/cura/Settings/DatabaseHandlers/QualityDatabaseHandler.py b/cura/Settings/DatabaseHandlers/QualityDatabaseHandler.py
index a84f725587..477bb56465 100644
--- a/cura/Settings/DatabaseHandlers/QualityDatabaseHandler.py
+++ b/cura/Settings/DatabaseHandlers/QualityDatabaseHandler.py
@@ -1,3 +1,6 @@
+# Copyright (c) 2021 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
 from UM.Settings.SQLQueryFactory import SQLQueryFactory, metadata_type
 from UM.Settings.DatabaseContainerMetadataController import DatabaseMetadataContainerController
 from UM.Settings.InstanceContainer import InstanceContainer
@@ -7,7 +10,7 @@ class QualityDatabaseHandler(DatabaseMetadataContainerController):
     """The Database handler for Quality containers"""
 
     def __init__(self):
-        super().__init__(SQLQueryFactory(table = "qualities",
+        super().__init__(SQLQueryFactory(table = "quality",
                                          fields = {
                                              "id": "text",
                                              "name": "text",
diff --git a/cura/Settings/DatabaseHandlers/VariantDatabaseHandler.py b/cura/Settings/DatabaseHandlers/VariantDatabaseHandler.py
index d8029c754f..4b1deae356 100644
--- a/cura/Settings/DatabaseHandlers/VariantDatabaseHandler.py
+++ b/cura/Settings/DatabaseHandlers/VariantDatabaseHandler.py
@@ -1,3 +1,6 @@
+# Copyright (c) 2021 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
 from UM.Settings.SQLQueryFactory import SQLQueryFactory
 from UM.Settings.DatabaseContainerMetadataController import DatabaseMetadataContainerController
 from UM.Settings.InstanceContainer import InstanceContainer
@@ -7,7 +10,7 @@ class VariantDatabaseHandler(DatabaseMetadataContainerController):
     """The Database handler for Variant containers"""
 
     def __init__(self):
-        super().__init__(SQLQueryFactory(table = "variants",
+        super().__init__(SQLQueryFactory(table = "variant",
                                          fields = {
                                              "id": "text",
                                              "name": "text",