diff --git a/src/caoscrawler/crawl.py b/src/caoscrawler/crawl.py
index 79fd72b0b54d132b2ea35b7047448c03fbfc390f..9e271c73553498f59669026c12fe780459a87af6 100644
--- a/src/caoscrawler/crawl.py
+++ b/src/caoscrawler/crawl.py
@@ -26,7 +26,7 @@
 
 """
 Crawl a file structure using a yaml cfood definition and synchronize
-the acuired data with CaosDB.
+the acuired data with LinkAhead.
 """
 
 from __future__ import annotations
@@ -44,18 +44,18 @@ from datetime import datetime
 from enum import Enum
 from typing import Any, Optional, Union
 
-import caosdb as db
+import linkahead as db
 import yaml
 from caosadvancedtools.cache import UpdateCache
 from caosadvancedtools.crawler import Crawler as OldCrawler
 from caosadvancedtools.serverside.helper import send_mail
 from caosadvancedtools.utils import create_entity_link
-from caosdb.apiutils import (EntityMergeConflictError, compare_entities,
+from linkahead.apiutils import (EntityMergeConflictError, compare_entities,
                              merge_entities)
-from caosdb.cached import cache_clear, cached_get_entity_by
-from caosdb.exceptions import EmptyUniqueQueryError
+from linkahead.cached import cache_clear, cached_get_entity_by
+from linkahead.exceptions import EmptyUniqueQueryError
 from linkahead.common.datatype import get_list_datatype, is_reference
-from linkahead.utils.escape import escape_quoted_text
+from linkahead.utils.escape import escape_squoted_text
 
 from .config import get_config_setting
 from .converters import Converter, ConverterValidationError
@@ -900,8 +900,8 @@ class Crawler(object):
     @staticmethod
     def _get_property_id_for_datatype(rtname: str, name: str):
         return cached_get_entity_by(
-            query=f"FIND Entity '{escape_quoted_text(rtname)}' "
-                  f"with name='{escape_quoted_text(name)}'").id
+            query=f"FIND Entity '{escape_squoted_text(rtname)}' "
+                  f"with name='{escape_squoted_text(name)}'").id
 
     @staticmethod
     def replace_name_with_referenced_entity_id(prop: db.Property):
diff --git a/src/caoscrawler/debug_tree.py b/src/caoscrawler/debug_tree.py
index 9983981c69e3df7c58ddfda4b6977944eac54999..f9387a8ad8c889f60a1ff48fe4389af0f94a0006 100644
--- a/src/caoscrawler/debug_tree.py
+++ b/src/caoscrawler/debug_tree.py
@@ -45,13 +45,13 @@ from importlib_resources import files
 from jsonschema import validate
 from typing import Any, Optional, Type, Union
 
-import caosdb as db
+import linkahead as db
 
 from caosadvancedtools.cache import UpdateCache, Cache
 from caosadvancedtools.crawler import Crawler as OldCrawler
-from caosdb.apiutils import (compare_entities, EntityMergeConflictError,
+from linkahead.apiutils import (compare_entities, EntityMergeConflictError,
                              merge_entities)
-from caosdb.common.datatype import is_reference
+from linkahead.common.datatype import is_reference
 
 from .converters import Converter, DirectoryConverter, ConverterValidationError
 
diff --git a/src/caoscrawler/identifiable_adapters.py b/src/caoscrawler/identifiable_adapters.py
index 7cc40ccc7aa32ef02d6ec08e87538f5395ae9f91..2ab9bdff07c857f37a5f646e7b3b337dc3a65832 100644
--- a/src/caoscrawler/identifiable_adapters.py
+++ b/src/caoscrawler/identifiable_adapters.py
@@ -34,8 +34,8 @@ from typing import Any
 
 import linkahead as db
 import yaml
-from caosdb.cached import cached_get_entity_by, cached_query
-from caosdb.utils.escape import escape_quoted_text
+from linkahead.cached import cached_get_entity_by, cached_query
+from linkahead.utils.escape import escape_squoted_text
 
 from .identifiable import Identifiable
 from .utils import has_parent
@@ -46,22 +46,24 @@ logger = logging.getLogger(__name__)
 def get_children_of_rt(rtname):
     """Supply the name of a recordtype. This name and the name of all children RTs are returned in
     a list"""
-    escaped = escape_quoted_text(rtname)
+    escaped = escape_squoted_text(rtname)
     return [p.name for p in cached_query(f"FIND RECORDTYPE '{escaped}'")]
 
 
-def convert_value(value: Any):
-    """ Returns a string representation of the value that is suitable
-    to be used in the query
-    looking for the identified record.
+def convert_value(value: Any) -> str:
+    """ Return a string representation of the value suitable for the search query.
+
+    This is for search queries looking for the identified record.
 
     Parameters
     ----------
-    value : Any type, the value that shall be returned and potentially converted.
+    value: Any
+      The value to be converted.
 
     Returns
     -------
-    out : the string reprensentation of the value
+    out: str
+      the string reprensentation of the value.
 
     """
 
@@ -72,7 +74,7 @@ def convert_value(value: Any):
     elif isinstance(value, bool):
         return str(value).upper()
     elif isinstance(value, str):
-        return escape_quoted_text(value)
+        return escape_squoted_text(value)
     else:
         return str(value)
 
@@ -115,7 +117,7 @@ identifiabel, identifiable and identified record) for a Record.
 
         query_string = "FIND RECORD "
         if ident.record_type is not None:
-            escaped_rt = escape_quoted_text(ident.record_type)
+            escaped_rt = escape_squoted_text(ident.record_type)
             query_string += f"'{escaped_rt}'"
         for ref in ident.backrefs:
             eid = ref
@@ -126,7 +128,7 @@ identifiabel, identifiable and identified record) for a Record.
         query_string += " WITH "
 
         if ident.name is not None:
-            query_string += "name='{}'".format(escape_quoted_text(ident.name))
+            query_string += "name='{}'".format(escape_squoted_text(ident.name))
             if len(ident.properties) > 0:
                 query_string += " AND "
 
@@ -142,10 +144,10 @@ identifiabel, identifiable and identified record) for a Record.
         query_string = ""
         for pname, pvalue in entity.properties.items():
             if pvalue is None:
-                query_string += "'" + escape_quoted_text(pname) + "' IS NULL AND "
+                query_string += "'" + escape_squoted_text(pname) + "' IS NULL AND "
             elif isinstance(pvalue, list):
                 for v in pvalue:
-                    query_string += ("'" + escape_quoted_text(pname) + "'='" +
+                    query_string += ("'" + escape_squoted_text(pname) + "'='" +
                                      convert_value(v) + "' AND ")
 
             # TODO: (for review)
@@ -159,7 +161,7 @@ identifiabel, identifiable and identified record) for a Record.
             #                      IdentifiableAdapter.create_property_query(p.value) +
             #                      ") AND ")
             else:
-                query_string += ("'" + escape_quoted_text(pname) + "'='" +
+                query_string += ("'" + escape_squoted_text(pname) + "'='" +
                                  convert_value(pvalue) + "' AND ")
         # remove the last AND
         return query_string[:-4]