diff --git a/server/src/Ogmios/Data/Json/Prelude.hs b/server/src/Ogmios/Data/Json/Prelude.hs
index 2dc42ab6b..3439188b3 100644
--- a/server/src/Ogmios/Data/Json/Prelude.hs
+++ b/server/src/Ogmios/Data/Json/Prelude.hs
@@ -165,7 +165,6 @@ import Data.ByteString.Bech32
 import Data.Fixed
     ( Fixed (..)
     , HasResolution (..)
-    , Pico
     , div'
     )
 import Data.IP