diff --git a/pflaenzli/pflaenzli/utils/distance.py b/pflaenzli/pflaenzli/utils/distance.py
index f0c21a8..2c4af5c 100644
--- a/pflaenzli/pflaenzli/utils/distance.py
+++ b/pflaenzli/pflaenzli/utils/distance.py
@@ -11,6 +11,6 @@ def calculate_distance(zip_1, zip_2):
     zip_1_coords = tuple(df[df.index == zip_1].values)
     zip_2_coords = tuple(df[df.index == zip_2].values)
 
-    dist = distance((zip_1_coords), (zip_2_coords)).kilometers
+    dist = round(distance((zip_1_coords), (zip_2_coords)).kilometers)
 
     return None if dist > 400 else dist