diff --git a/addressbook/api/v1/services.py b/addressbook/api/v1/services.py
index 7aa79cb8..c259fdb0 100644
--- a/addressbook/api/v1/services.py
+++ b/addressbook/api/v1/services.py
@@ -366,7 +366,7 @@ def getPersonale(personale_id, full=False):
                 Q(didatticacopertura__aa_off_id=datetime.datetime.now().year - 1) & ~Q(didatticacopertura__stato_coper_cod='R')
             )
         else:
-            personale_id = get_personale_data(personale_id)['matricola']
+            personale_id = get_personale_data(personale_id)
             query = Personale.objects.filter(
                 Q(flg_cessato=0) |
                 Q(didatticacopertura__aa_off_id=datetime.datetime.now().year) & ~Q(didatticacopertura__stato_coper_cod='R') |
diff --git a/addressbook/utils.py b/addressbook/utils.py
index f69e76e9..a102f652 100644
--- a/addressbook/utils.py
+++ b/addressbook/utils.py
@@ -11,7 +11,7 @@
 
 def get_personale_data(personale_id, field_to_retrieve='matricola'):
     if personale_id[len(personale_id) - 2:] == "==":
-        return {'matricola': decrypt(personale_id)}
+        return decrypt(personale_id)
 
     personale_model = apps.get_model("addressbook.Personale")
     personalecontatti_model = apps.get_model("addressbook.PersonaleContatti")
@@ -26,7 +26,7 @@ def get_personale_data(personale_id, field_to_retrieve='matricola'):
     )
     if not personale:
         raise Http404
-    return personale["matricola"]
+    return personale[field_to_retrieve]
 
 
 def append_email_addresses(addressbook_queryset, id_ab_key):
diff --git a/laboratories/api/v1/services.py b/laboratories/api/v1/services.py
index efb6f255..fbc43aa3 100644
--- a/laboratories/api/v1/services.py
+++ b/laboratories/api/v1/services.py
@@ -35,7 +35,7 @@ def getLaboratoriesList(
         is_active=True,
     ):
         if teacher:
-            teacher = get_personale_data(teacher)['matricola']
+            teacher = get_personale_data(teacher)
 
         query_search = Q()
         query_ambito = Q()
diff --git a/teachers/api/v1/services.py b/teachers/api/v1/services.py
index 4ed7229b..37855600 100644
--- a/teachers/api/v1/services.py
+++ b/teachers/api/v1/services.py
@@ -45,7 +45,7 @@ class ServiceDocente:
     @staticmethod
     def getAllResearchGroups(search, teacher, department, cod):
         if teacher:
-            teacher = get_personale_data(teacher)['matricola']
+            teacher = get_personale_data(teacher)
 
         query_search = Q()
         query_cod = Q()
@@ -141,7 +141,7 @@ def getAllResearchGroups(search, teacher, department, cod):
 
     @staticmethod
     def getResearchLines(teacher_id, only_active=True):
-        teacher_id = get_personale_data(teacher_id)['matricola']
+        teacher_id = get_personale_data(teacher_id)
 
         query_is_active_app = (
             Q(ricercadocentelineaapplicata__ricerca_linea_applicata__visibile=True)
@@ -788,7 +788,7 @@ def teachingCoveragesList(search, regdid, dip, role, cds, year):
 
     @staticmethod
     def getAttivitaFormativeByDocente(teacher, year, yearFrom, yearTo):
-        teacher = get_personale_data(teacher)['matricola']
+        teacher = get_personale_data(teacher)
 
         if year:
             query = DidatticaCopertura.objects.filter(
@@ -863,7 +863,7 @@ def getAttivitaFormativeByDocente(teacher, year, yearFrom, yearTo):
     @staticmethod
     def getDocenteInfo(teacher, use_this_id=False):
         if not use_this_id:
-            teacher = get_personale_data(teacher)['matricola']
+            teacher = get_personale_data(teacher)
 
         query = Personale.objects.filter(
             Q(fl_docente=1, flg_cessato=0)
@@ -1003,7 +1003,7 @@ def getDocenteInfo(teacher, use_this_id=False):
 
     @staticmethod
     def getDocenteMaterials(user, teacher, search=None):
-        teacher = get_personale_data(teacher)['matricola']
+        teacher = get_personale_data(teacher)
 
         query_search = Q()
         query_is_active = Q(attivo=True)
@@ -1051,7 +1051,7 @@ def getDocenteMaterials(user, teacher, search=None):
 
     @staticmethod
     def getDocenteNews(user, teacher, search=None):
-        teacher = get_personale_data(teacher)['matricola']
+        teacher = get_personale_data(teacher)
 
         query_search = Q()
         query_is_active = Q(attivo=True)
@@ -1112,7 +1112,7 @@ def getPublicationsList(
         teacherid=None, search=None, year=None, pub_type=None, structure=None
     ):
         if teacherid:
-            teacherid = get_personale_data(teacherid, 'cod_fis')['cod_fis']
+            teacherid = get_personale_data(teacherid, 'cod_fis')
 
         query_search = Q()
         query_year = Q()