diff --git a/backend/.golangci.yaml b/backend/.golangci.yaml
index 278777a3a7d..bba6837e9f8 100644
--- a/backend/.golangci.yaml
+++ b/backend/.golangci.yaml
@@ -193,6 +193,7 @@ linters:
             - fmt.Printf
             - fmt.Println
             - fmt.Fprintln
+            - bytes.Buffer.WriteString
             - res.Body.Close
             - body.Close
           severity: warning
diff --git a/backend/tools/pluginsgen/main.go b/backend/tools/pluginsgen/main.go
index 2416631bbfc..a5c722ed796 100644
--- a/backend/tools/pluginsgen/main.go
+++ b/backend/tools/pluginsgen/main.go
@@ -78,7 +78,7 @@ func main() {
 	flag.Parse()
 
 	if err := run(*root, *out, *subset); err != nil {
-		fmt.Fprintf(os.Stderr, "pluginsgen: %v\n", err)
+		fmt.Fprintln(os.Stderr, "pluginsgen:", err)
 		os.Exit(1)
 	}
 }