diff --git a/taiga/importers/asana/api.py b/taiga/importers/asana/api.py
index 611eda8b..d92dda55 100644
--- a/taiga/importers/asana/api.py
+++ b/taiga/importers/asana/api.py
@@ -26,6 +26,7 @@ from taiga.users.gravatar import get_user_gravatar_id
 from taiga.projects.serializers import ProjectSerializer
 
 from taiga.importers import permissions, exceptions
+from taiga.importers.services import resolve_users_bindings
 from .importer import AsanaImporter
 from . import tasks
 
@@ -89,7 +90,7 @@ class AsanaImporterViewSet(viewsets.ViewSet):
             "name": request.DATA.get('name', None),
             "description": request.DATA.get('description', None),
             "template": request.DATA.get('template', "scrum"),
-            "users_bindings": request.DATA.get("users_bindings", {}),
+            "users_bindings": resolve_users_bindings(request.DATA.get("users_bindings", {})),
             "keep_external_reference": request.DATA.get("keep_external_reference", False),
             "is_private": request.DATA.get("is_private", False),
         }
diff --git a/taiga/importers/github/api.py b/taiga/importers/github/api.py
index e8991c0d..675d7a90 100644
--- a/taiga/importers/github/api.py
+++ b/taiga/importers/github/api.py
@@ -27,6 +27,7 @@ from taiga.projects.serializers import ProjectSerializer
 
 from taiga.importers import permissions
 from taiga.importers import exceptions
+from taiga.importers.services import resolve_users_bindings
 from .importer import GithubImporter
 from . import tasks
 
@@ -85,7 +86,7 @@ class GithubImporterViewSet(viewsets.ViewSet):
             "description": request.DATA.get('description', None),
             "template": template,
             "type": items_type,
-            "users_bindings": request.DATA.get("users_bindings", {}),
+            "users_bindings": resolve_users_bindings(request.DATA.get("users_bindings", {})),
             "keep_external_reference": request.DATA.get("keep_external_reference", False),
             "is_private": request.DATA.get("is_private", False),
         }
diff --git a/taiga/importers/jira/api.py b/taiga/importers/jira/api.py
index 47bb6cda..5e0d1de8 100644
--- a/taiga/importers/jira/api.py
+++ b/taiga/importers/jira/api.py
@@ -25,6 +25,7 @@ from taiga.users.services import get_user_photo_url
 from taiga.users.gravatar import get_user_gravatar_id
 
 from taiga.importers import permissions
+from taiga.importers.services import resolve_users_bindings
 from .normal import JiraNormalImporter
 from .agile import JiraAgileImporter
 from . import tasks
@@ -107,7 +108,7 @@ class JiraImporterViewSet(viewsets.ViewSet):
         options = {
             "name": request.DATA.get('name', None),
             "description": request.DATA.get('description', None),
-            "users_bindings": request.DATA.get("user_bindings", {}),
+            "users_bindings": resolve_users_bindings(request.DATA.get("users_bindings", {})),
             "keep_external_reference": request.DATA.get("keep_external_reference", False),
             "is_private": request.DATA.get("is_private", False),
         }
diff --git a/taiga/importers/services.py b/taiga/importers/services.py
new file mode 100644
index 00000000..4817c049
--- /dev/null
+++ b/taiga/importers/services.py
@@ -0,0 +1,16 @@
+from taiga.users.models import User
+
+
+def resolve_users_bindings(users_bindings):
+    new_users_bindings = {}
+    for key,value in users_bindings.items():
+        if isinstance(value, str):
+            try:
+                new_users_bindings[int(key)] = User.objects.get(email_iexact=value)
+            except User.MultipleObjectsReturned:
+                new_users_bindings[int(key)] = User.objects.get(email=value)
+            except User.DoesNotExists:
+                new_users_bindings[int(key)] = None
+        else:
+            new_users_bindings[int(key)] = User.objects.get(id=value)
+    return new_users_bindings
diff --git a/taiga/importers/trello/api.py b/taiga/importers/trello/api.py
index 33b9fe40..f616d9b8 100644
--- a/taiga/importers/trello/api.py
+++ b/taiga/importers/trello/api.py
@@ -29,6 +29,7 @@ from taiga.projects.serializers import ProjectSerializer
 
 from .importer import TrelloImporter
 from taiga.importers import permissions
+from taiga.importers.services import resolve_users_bindings
 from . import tasks
 
 
@@ -86,7 +87,7 @@ class TrelloImporterViewSet(viewsets.ViewSet):
             "name": request.DATA.get('name', None),
             "description": request.DATA.get('description', None),
             "template": request.DATA.get('template', "kanban"),
-            "users_bindings": request.DATA.get("users_bindings", {}),
+            "users_bindings": resolve_users_bindings(request.DATA.get("users_bindings", {})),
             "keep_external_reference": request.DATA.get("keep_external_reference", False),
             "is_private": request.DATA.get("is_private", False),
         }