diff --git a/pkg/models/sigv4.go b/pkg/models/sigv4.go
index 1d1695ce933..352c5fd702d 100644
--- a/pkg/models/sigv4.go
+++ b/pkg/models/sigv4.go
@@ -33,6 +33,11 @@ var permittedHeaders = map[string]struct{}{
 	"User-Agent":      {},
 	"Accept":          {},
 	"Accept-Encoding": {},
+	"Content-Type":    {},
+	"Content-Length":  {},
+	"securitytenant":  {},
+	"sgtenant":        {},
+	"kbn-xsrf":        {},
 }
 
 type SigV4Middleware struct {