diff --git a/dbbackup/tests/test_connectors/test_postgresql.py b/dbbackup/tests/test_connectors/test_postgresql.py
index f1923ce..5df7add 100644
--- a/dbbackup/tests/test_connectors/test_postgresql.py
+++ b/dbbackup/tests/test_connectors/test_postgresql.py
@@ -213,6 +213,16 @@ def test_create_dump_drop(self, mock_dump_cmd):
         self.connector.create_dump()
         self.assertNotIn(" --clean", mock_dump_cmd.call_args[0][0])
 
+    def test_create_dump_if_exists(self, mock_dump_cmd):
+        # Without
+        self.connector.if_exists = False
+        self.connector.create_dump()
+        self.assertNotIn(" --if-exists", mock_dump_cmd.call_args[0][0])
+        # With
+        self.connector.if_exists = True
+        self.connector.create_dump()
+        self.assertIn(" --if-exists", mock_dump_cmd.call_args[0][0])
+
     @patch(
         "dbbackup.db.postgresql.PgDumpBinaryConnector.run_command",
         return_value=(BytesIO(), BytesIO()),