diff --git a/internal/configuration/fermentord.toml b/internal/configuration/fermentord.toml
index 2e754e0..00e486c 100644
--- a/internal/configuration/fermentord.toml
+++ b/internal/configuration/fermentord.toml
@@ -29,7 +29,7 @@ ambient = "28-02319245022b"
 weight = 0.8
 
 [i2c]
-bus = 0
+bus = 1
 
 [limits]
 min_chamber_temp = 0.0