diff --git a/radicale/app/propfind.py b/radicale/app/propfind.py
index 90c89a83..68145e23 100644
--- a/radicale/app/propfind.py
+++ b/radicale/app/propfind.py
@@ -73,11 +73,11 @@ def xml_propfind(base_prefix: str, path: str,
     if logger.isEnabledFor(logging.DEBUG):
         logger.debug("TRACE/PROPFIND/xml_propfind: shares=%r", shares)
 
-    for item, permission, sharetype in allowed_items:
+    for item, permission, conversion in allowed_items:
         write = permission == "w"
         multistatus.append(xml_propfind_response(
             base_prefix, path, item, props, user, encoding, write=write,
-            allprop=allprop, propname=propname, max_resource_size=max_resource_size, shares=shares, sharetype=sharetype))
+            allprop=allprop, propname=propname, max_resource_size=max_resource_size, shares=shares, conversion=conversion))
 
     return multistatus
 
@@ -85,7 +85,7 @@ def xml_propfind(base_prefix: str, path: str,
 def xml_propfind_response(
         base_prefix: str, path: str, item: types.CollectionOrItem,
         props: Sequence[str], user: str, encoding: str, max_resource_size: int, write: bool = False,
-        propname: bool = False, allprop: bool = False, shares: dict = {}, sharetype: Union[str, None] = None) -> ET.Element:
+        propname: bool = False, allprop: bool = False, shares: dict = {}, conversion: Union[str, None] = None) -> ET.Element:
     """Build and return a PROPFIND response."""
     if propname and allprop or (props and (propname or allprop)):
         raise ValueError("Only use one of props, propname and allprops")
@@ -109,7 +109,7 @@ def xml_propfind_response(
     # lookup share
     share = None
     if logger.isEnabledFor(logging.DEBUG):
-        logger.debug("TRACE/PROPFIND/xml_propfind: sharetype=%r item.path=%r", sharetype, uri)
+        logger.debug("TRACE/PROPFIND/xml_propfind: conversion=%r item.path=%r", conversion, uri)
     for entry in shares:
         if logger.isEnabledFor(logging.DEBUG):
             logger.debug("TRACE/PROPFIND/xml_propfind: check entry=%r", entry)
@@ -117,7 +117,7 @@ def xml_propfind_response(
             if logger.isEnabledFor(logging.DEBUG):
                 logger.debug("TRACE/PROPFIND/xml_propfind: PathMapped=%r uri=%r", shares[entry]['PathMapped'], uri)
             if uri.startswith(shares[entry]['PathMapped']):
-                if sharetype is not None and shares[entry]['ShareType'] == sharetype:
+                if conversion is not None and shares[entry]['Conversion'] == conversion:
                     share = shares[entry]
                     if logger.isEnabledFor(logging.DEBUG):
                         logger.debug("TRACE/PROPFIND/xml_propfind: found share=%r", share)
@@ -549,7 +549,7 @@ class ApplicationPartPropfind(ApplicationBase):
                     if share['Conversion'] == "bday" and not isinstance(item, storage.BaseCollection):
                         if not item.convert_vcf_to_ics():
                             continue
-                    allowed_items.append((item, permission, share['ShareType']))
+                    allowed_items.append((item, permission, share['Conversion']))
                 else:
                     allowed_items.append((item, permission, None))
         if self._sharing._enabled:
@@ -577,7 +577,7 @@ class ApplicationPartPropfind(ApplicationBase):
                             c_items_iter = iter(self._storage.discover(c_path, "0"))
                             c_allowed_items = list(self._collect_allowed_items(c_items_iter, c_user))
                         for item, permission in c_allowed_items:
-                            allowed_items.append((item, permission, share['ShareType']))
+                            allowed_items.append((item, permission, share['Conversion']))
                         shares[c_share] = share
 
         headers = {"DAV": httputils.DAV_HEADERS,
diff --git a/radicale/app/report.py b/radicale/app/report.py
index c2184f4c..cd51a41f 100644
--- a/radicale/app/report.py
+++ b/radicale/app/report.py
@@ -161,7 +161,7 @@ def xml_report(base_prefix: str, path: str, xml_request: Optional[ET.Element],
         logger.debug("TRACE/REPORT/xml_report: base_prefix=%r path=%r", base_prefix, path)
 
     share_bday_automap = False
-    if share and share['ShareType'] == "bday":
+    if share and share['Conversion'] == "bday":
         share_bday_automap = True
     if logger.isEnabledFor(logging.DEBUG):
         logger.debug("TRACE/REPORT/xml_report(1): share=%r", share)
@@ -263,7 +263,7 @@ def xml_report(base_prefix: str, path: str, xml_request: Optional[ET.Element],
     collection_tag = collection.tag
     # !!! Don't access storage after this !!!
     unlock_storage_fn()
-    if share and share['ShareType'] == "bday":
+    if share and share['Conversion'] == "bday":
         collection_tag = "VCALENDAR"
         # autoconvert
         retrieved_items_vcf_to_ics = []
@@ -740,7 +740,7 @@ def xml_item_response(base_prefix: str, href: str,
         logger.debug("TRACE/REPORT/xml_item_response: found=%s share=%r", found_item, share)
 
     share_bday_automap = False
-    if share and share['ShareType'] == "bday":
+    if share and share['Conversion'] == "bday":
         share_bday_automap = True
 
     href_element = ET.Element(xmlutils.make_clark("D:href"))
@@ -793,7 +793,7 @@ def retrieve_items(
             if share:
                 # map back to owner
                 hreference = hreference.replace(share['PathOrToken'], share['PathMapped'])
-                if share['ShareType'] == "bday":
+                if share['Conversion'] == "bday":
                     if not hreference.endswith('/'):
                         hreference = hreference.rstrip(".ics") + ".vcf"
             try: