diff --git a/registry_provider_version.go b/registry_provider_version.go
index ce9423e2e..b53bf7cd9 100644
--- a/registry_provider_version.go
+++ b/registry_provider_version.go
@@ -39,7 +39,7 @@ type RegistryProviderVersion struct {
 	CreatedAt          string                             `jsonapi:"attr,created-at,iso8601"`
 	UpdatedAt          string                             `jsonapi:"attr,updated-at,iso8601"`
 	KeyID              string                             `jsonapi:"attr,key-id"`
-	Protocols          []string                           `jsonapi:"attr,protocols,omitempty"`
+	Protocols          []string                           `jsonapi:"attr,protocols"`
 	Permissions        RegistryProviderVersionPermissions `jsonapi:"attr,permissions"`
 	ShasumsUploaded    bool                               `jsonapi:"attr,shasums-uploaded"`
 	ShasumsSigUploaded bool                               `jsonapi:"attr,sasums-sig-uploaded"`