diff --git a/api/ocm/tools/transfer/transferhandler/plugin/handler_test.go b/api/ocm/tools/transfer/transferhandler/plugin/handler_test.go
index b15b690cd..f01b6b098 100644
--- a/api/ocm/tools/transfer/transferhandler/plugin/handler_test.go
+++ b/api/ocm/tools/transfer/transferhandler/plugin/handler_test.go
@@ -1,3 +1,5 @@
+//go:build unix
+
 package plugin_test
 
 import (
diff --git a/api/utils/accessio/limitwriter.go b/api/utils/accessio/limitwriter.go
index 555f35140..85e26c223 100644
--- a/api/utils/accessio/limitwriter.go
+++ b/api/utils/accessio/limitwriter.go
@@ -46,7 +46,7 @@ type LimitedBuffer struct {
 }
 
 func (b *LimitedBuffer) Exceeded() bool {
-	return b.LimitedWriter.N > b.max
+	return b.LimitedWriter.N < 0
 }
 
 func (b *LimitedBuffer) Bytes() []byte {
diff --git a/cmds/ocm/commands/ocmcmds/components/transfer/upload_test.go b/cmds/ocm/commands/ocmcmds/components/transfer/upload_test.go
index 181793344..96dfad165 100644
--- a/cmds/ocm/commands/ocmcmds/components/transfer/upload_test.go
+++ b/cmds/ocm/commands/ocmcmds/components/transfer/upload_test.go
@@ -1,3 +1,5 @@
+//go:build unix
+
 package transfer_test
 
 import (