diff --git a/fit_encoder.py b/fit_encoder.py
index 524ec3a..c503d41 100644
--- a/fit_encoder.py
+++ b/fit_encoder.py
@@ -20,8 +20,8 @@
 from struct import pack
 from typing import List
 
-from definitions import MANUFACTURER, PRODUCT, SPORT, SEGMENT_LEADERBOARD_TYPE
-from profile import Record, get_message, Crc
+from .definitions import MANUFACTURER, PRODUCT, SPORT, SEGMENT_LEADERBOARD_TYPE
+from .profile import Record, get_message, Crc
 
 
 @dataclass
diff --git a/profile.py b/profile.py
index 4eafb13..18dfd58 100644
--- a/profile.py
+++ b/profile.py
@@ -22,7 +22,7 @@
 from struct import pack
 from typing import List
 
-from definitions import FIT_BASE_TYPES
+from .definitions import FIT_BASE_TYPES
 
 # According to the SDK date_time type is computed counting the seconds since this datetime: UTC 00:00 Dec 31 1989
 date_time_seconds_since = datetime(1989, 12, 31, 0, 0, 0).timestamp()