diff --git a/codex/slots/builder/builder.nim b/codex/slots/builder/builder.nim
index 2df2a45f..1f15c3a1 100644
--- a/codex/slots/builder/builder.nim
+++ b/codex/slots/builder/builder.nim
@@ -34,6 +34,9 @@ import ../converters
 
 export converters
 
+logScope:
+  topics = "codex slotsbuilder"
+
 const
   # TODO: Unified with the DefaultCellSize specified in branch "data-sampler"
   # in the proving circuit.