diff --git a/aioadb/adbexceptions.py b/aioadb/adbexceptions.py
new file mode 100644
index 0000000..27d0f9c
--- /dev/null
+++ b/aioadb/adbexceptions.py
@@ -0,0 +1,18 @@
+class BaseException(Exception):
+    '''Base exception class'''
+    pass
+
+
+class SyncError(BaseException):
+    '''Base sync exception class'''
+    pass
+
+
+class StartSyncError(SyncError):
+    '''Raised when couldn't start sync'''
+    pass
+
+
+class PushSyncError(SyncError):
+    '''Raised when couldn't complete push sync'''
+    pass
\ No newline at end of file
diff --git a/aioadb/adbsync.py b/aioadb/adbsync.py
index 7ab8270..27e8638 100644
--- a/aioadb/adbsync.py
+++ b/aioadb/adbsync.py
@@ -6,7 +6,7 @@
 from collections import namedtuple
 from functools import partial
 
-from app.asyncdb.exceptions import PushSyncError, StartSyncError
+from .adbexceptions import PushSyncError, StartSyncError
 
 
 FileInfo = namedtuple("FileInfo", ['mode', 'size', 'mtime', 'name'])