diff --git a/src/bo4e_generator/custom_templates/BaseModel.jinja2 b/src/bo4e_generator/custom_templates/BaseModel.jinja2
index 589ba84..bf52df1 100644
--- a/src/bo4e_generator/custom_templates/BaseModel.jinja2
+++ b/src/bo4e_generator/custom_templates/BaseModel.jinja2
@@ -1,9 +1,9 @@
 {%- if SQL and SQL['imports']%}
 {%- for class_name, module_path in SQL['imports'].items() %}
 {%- if module_path[:4] == 'enum'%}
-from borm.models.{{ module_path }} import {{ class_name }}
+from ibims.orm.models.{{ module_path }} import {{ class_name }}
 {%- elif module_path == 'Link'%}
-from borm.models.many import {{ class_name }}
+from ibims.orm.models.many import {{ class_name }}
 {%- else %}
 from {{ module_path }} import {{ class_name }}
 {%- endif %}
@@ -13,7 +13,7 @@ from {{ module_path }} import {{ class_name }}
 from typing import TYPE_CHECKING
 if TYPE_CHECKING:
 {%- for class_name, module_path in SQL['relationimports'].items() %}
-    from borm.models.{{ module_path }} import {{ class_name }}
+    from ibims.orm.models.{{ module_path }} import {{ class_name }}
 {%- endfor -%}
 {%- endif %}
 {% for decorator in decorators -%}
diff --git a/src/bo4e_generator/sqlparser.py b/src/bo4e_generator/sqlparser.py
index 1575dc0..ba83410 100644
--- a/src/bo4e_generator/sqlparser.py
+++ b/src/bo4e_generator/sqlparser.py
@@ -42,14 +42,14 @@ def adapt_parse_for_sql(
     for schema_metadata in namespace.values():
         if schema_metadata.module_path[0] != "enum":
             # list of fields which will be replaced by modified versions
-            del_fields = []
+            del_fields = set()
             for field, val in schema_metadata.schema_parsed["properties"].items():
                 # type Any field
                 if "type" not in str(val):
                     add_relation, relation_imports = create_sql_any(
                         field, schema_metadata.class_name, namespace, add_relation, relation_imports
                     )
-                    del_fields.append(field)
+                    del_fields.add(field)
                 # modify decimal fields
                 if "number" in str(val) and "string" in str(val):
                     relation_imports[schema_metadata.class_name + "ADD"]["Decimal"] = "decimal"
@@ -57,12 +57,12 @@ def adapt_parse_for_sql(
                     add_relation, relation_imports = create_sql_list(
                         field, schema_metadata.class_name, namespace, add_relation, relation_imports
                     )
-                    del_fields.append(field)
+                    del_fields.add(field)
                 if "$ref" in str(val):  # or "array" in str(val):
                     add_relation, relation_imports = create_sql_field(
                         field, schema_metadata.class_name, namespace, add_relation, relation_imports
                     )
-                    del_fields.append(field)
+                    del_fields.add(field)
             for field in del_fields:
                 del schema_metadata.schema_parsed["properties"][field]
             # store the reduced version. The modified fields will be added in the BaseModel.jinja2 schema
@@ -374,4 +374,4 @@ def format_code(code: str) -> str:
     perform isort and black on code
     """
     code = black.format_str(code, mode=black.Mode())
-    return isort.code(code, known_local_folder=["borm"])
+    return isort.code(code, known_local_folder=["ibims"])