diff --git a/protoc-gen-grpc-gateway/descriptor/registry.go b/protoc-gen-grpc-gateway/descriptor/registry.go
index c4d70038113..9e4f3428dd3 100644
--- a/protoc-gen-grpc-gateway/descriptor/registry.go
+++ b/protoc-gen-grpc-gateway/descriptor/registry.go
@@ -207,7 +207,7 @@ func (r *Registry) AddPkgMap(file, protoPkg string) {
 	r.pkgMap[file] = protoPkg
 }
 
-// SetPrefix registeres the perfix to be added to go package paths generated from proto package names.
+// SetPrefix registers the prefix to be added to go package paths generated from proto package names.
 func (r *Registry) SetPrefix(prefix string) {
 	r.prefix = prefix
 }