diff --git a/atlasexec/atlas.go b/atlasexec/atlas.go
index 6859d60..2def510 100644
--- a/atlasexec/atlas.go
+++ b/atlasexec/atlas.go
@@ -83,6 +83,7 @@ const (
 // SCMType values.
 const (
 	SCMTypeGithub SCMType = "GITHUB"
+	SCMTypeGitlab SCMType = "GITLAB"
 )
 
 // ExecutionOrder values.