diff --git a/clash-cores/src/Clash/Cores/Sgmii/Sync.hs b/clash-cores/src/Clash/Cores/Sgmii/Sync.hs
index 1e43f196a7..3fe4c86241 100644
--- a/clash-cores/src/Clash/Cores/Sgmii/Sync.hs
+++ b/clash-cores/src/Clash/Cores/Sgmii/Sync.hs
@@ -210,8 +210,9 @@ sync ::
   (HiddenClockResetEnable dom) =>
   -- | New code group from the PHY
   Signal dom Cg ->
-  -- | A tuple containing the running disparity, a new 'Symbol8b10b', the new
-  --   value for 'Even' and the current synchronization status
+  -- | A tuple containing the input code group, running disparity, a new
+  --   'Symbol8b10b', the new value for 'Even' and the current synchronization
+  --   status
   ( Signal dom Cg
   , Signal dom Bool
   , Signal dom (Vec 3 Symbol8b10b)