diff --git a/pkg/git/project.go b/pkg/git/project.go
index 21d9bb7..a7754b2 100644
--- a/pkg/git/project.go
+++ b/pkg/git/project.go
@@ -179,6 +179,10 @@ func (p *Project) Pull(ctx context.Context) error {
 		ReferenceName: plumbing.NewBranchReferenceName(p.Branch),
 	}
 
+	if p.auth != nil {
+		pullOpts.Auth = p.auth
+	}
+
 	if p.writer != nil {
 		pullOpts.Progress = p.writer
 	}