diff --git a/frappe/database/mariadb/database.py b/frappe/database/mariadb/database.py
index b39e9aaad0..3f4e555697 100644
--- a/frappe/database/mariadb/database.py
+++ b/frappe/database/mariadb/database.py
@@ -120,6 +120,7 @@ class MariaDBConnectionUtil:
 			"user": self.user,
 			"conv": self.CONVERSION_MAP,
 			"charset": "utf8mb4",
+			"collation": "utf8mb4_unicode_ci",
 			"use_unicode": True,
 		}
 
@@ -319,7 +320,7 @@ class MariaDBDatabase(MariaDBConnectionUtil, MariaDBExceptionUtil, Database):
 			`doctype` VARCHAR(180) NOT NULL,
 			`data` TEXT,
 			UNIQUE(user, doctype)
-			) ENGINE=InnoDB DEFAULT CHARSET=utf8"""
+			) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci"""
 		)
 
 	@staticmethod
diff --git a/frappe/patches.txt b/frappe/patches.txt
index b3d42a656d..afb83ffeea 100644
--- a/frappe/patches.txt
+++ b/frappe/patches.txt
@@ -243,3 +243,4 @@ frappe.patches.v16_0.add_app_launcher_in_navbar_settings
 frappe.desk.doctype.workspace.patches.update_app
 frappe.patches.v16_0.move_role_desk_settings_to_user
 frappe.printing.doctype.print_format.patches.sets_wkhtmltopdf_as_default_for_pdf_generator_field
+frappe.patches.v14_0.fix_user_settings_collation
diff --git a/frappe/patches/v14_0/fix_user_settings_collation.py b/frappe/patches/v14_0/fix_user_settings_collation.py
new file mode 100644
index 0000000000..9fc2e94bc4
--- /dev/null
+++ b/frappe/patches/v14_0/fix_user_settings_collation.py
@@ -0,0 +1,5 @@
+import frappe
+
+
+def execute():
+	frappe.db.sql("ALTER TABLE __UserSettings CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;")