diff --git a/Makefile b/Makefile
index 4eca82e0fc9..8cde5b640c7 100644
--- a/Makefile
+++ b/Makefile
@@ -178,7 +178,7 @@ demo:
 sizegen:
 	go run ./go/tools/sizegen/sizegen.go \
 		--in ./go/... \
-		--gen vitess.io/vitess/go/pools.Setting \
+		--gen vitess.io/vitess/go/pools/smartconnpool.Setting \
 		--gen vitess.io/vitess/go/vt/schema.DDLStrategySetting \
 		--gen vitess.io/vitess/go/vt/vtgate/engine.Plan \
 		--gen vitess.io/vitess/go/vt/vttablet/tabletserver.TabletPlan \
diff --git a/go/tools/sizegen/sizegen.go b/go/tools/sizegen/sizegen.go
index d47753fd670..c77467c0b2e 100644
--- a/go/tools/sizegen/sizegen.go
+++ b/go/tools/sizegen/sizegen.go
@@ -487,7 +487,7 @@ func (sizegen *sizegen) sizeStmtForType(fieldName *jen.Statement, field types.Ty
 }
 
 var defaultGenTypes = []string{
-	"vitess.io/vitess/go/pools.Setting",
+	"vitess.io/vitess/go/pools/smartconnpool.Setting",
 	"vitess.io/vitess/go/vt/schema.DDLStrategySetting",
 	"vitess.io/vitess/go/vt/vtgate/engine.Plan",
 	"vitess.io/vitess/go/vt/vttablet/tabletserver.TabletPlan",