diff --git a/kiwi_scp/project.py b/kiwi_scp/project.py
index b6154a4..47e0699 100644
--- a/kiwi_scp/project.py
+++ b/kiwi_scp/project.py
@@ -1,17 +1,19 @@
 import functools
 from pathlib import Path
-from typing import Optional, Dict, Any
+from typing import TYPE_CHECKING, Optional, Dict, Any
 
 import attr
 from ruamel.yaml import CommentedMap
 
 from ._constants import COMPOSE_FILE_NAME, CONF_DIRECTORY_NAME
 from .config import ProjectConfig
-from .instance import Instance
 from .service import Service
 from .services import Services
 from .yaml import YAML
 
+if TYPE_CHECKING:
+    from .instance import Instance
+
 
 @attr.s
 class Project:
@@ -66,4 +68,4 @@ class Project:
                 content=content,
                 parent=self,
             ) for name, content in yml["services"].items()
-        ])
\ No newline at end of file
+        ])
diff --git a/kiwi_scp/service.py b/kiwi_scp/service.py
index ae282b1..f7e81a5 100644
--- a/kiwi_scp/service.py
+++ b/kiwi_scp/service.py
@@ -1,13 +1,15 @@
 import re
 import subprocess
 from pathlib import Path
-from typing import Generator
+from typing import TYPE_CHECKING, Generator
 
 import attr
 from ruamel.yaml import CommentedMap
 
 from .executable import COMPOSE_EXE
-from .project import Project
+
+if TYPE_CHECKING:
+    from .project import Project
 
 
 @attr.s
@@ -41,4 +43,4 @@ class Service:
             return True
 
         except subprocess.CalledProcessError:
-            return False
\ No newline at end of file
+            return False