diff --git a/pipeline/frontend/yaml/compiler/compiler.go b/pipeline/frontend/yaml/compiler/compiler.go
index ee489d119..8c36df2f7 100644
--- a/pipeline/frontend/yaml/compiler/compiler.go
+++ b/pipeline/frontend/yaml/compiler/compiler.go
@@ -182,7 +182,7 @@ func (c *Compiler) Compile(conf *yaml_types.Workflow) (*backend_types.Config, er
 			Name:        defaultCloneName,
 			Image:       cloneImage,
 			Settings:    cloneSettings,
-			Environment: map[string]any{},
+			Environment: make(map[string]any),
 		}
 		for k, v := range c.cloneEnv {
 			container.Environment[k] = v