diff --git a/builder/scaleway/config.go b/builder/scaleway/config.go
index a00897635..9ee2256ec 100644
--- a/builder/scaleway/config.go
+++ b/builder/scaleway/config.go
@@ -257,6 +257,10 @@ func (c *Config) Prepare(raws ...interface{}) ([]string, error) {
 			errs, errors.New("image is required"))
 	}
 
+	if c.Timeout == "" {
+		c.Timeout = "5m"
+	}
+
 	if errs != nil && len(errs.Errors) > 0 {
 		return warnings, errs
 	}
diff --git a/builder/scaleway/config.hcl2spec.go b/builder/scaleway/config.hcl2spec.go
index 32a04f1eb..aeedbc01a 100644
--- a/builder/scaleway/config.hcl2spec.go
+++ b/builder/scaleway/config.hcl2spec.go
@@ -83,6 +83,7 @@ type FlatConfig struct {
 	Token                     *string           `mapstructure:"api_token" required:"false" cty:"api_token" hcl:"api_token"`
 	Organization              *string           `mapstructure:"organization_id" required:"false" cty:"organization_id" hcl:"organization_id"`
 	Region                    *string           `mapstructure:"region" required:"false" cty:"region" hcl:"region"`
+	Timeout                   *string           `mapstructure:"timeout" required:"false" cty:"timeout" hcl:"timeout"`
 }
 
 // FlatMapstructure returns a new FlatConfig.
@@ -170,6 +171,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"api_token":                    &hcldec.AttrSpec{Name: "api_token", Type: cty.String, Required: false},
 		"organization_id":              &hcldec.AttrSpec{Name: "organization_id", Type: cty.String, Required: false},
 		"region":                       &hcldec.AttrSpec{Name: "region", Type: cty.String, Required: false},
+		"timeout":                      &hcldec.AttrSpec{Name: "timeout", Type: cty.String, Required: false},
 	}
 	return s
 }
diff --git a/builder/scaleway/step_shutdown.go b/builder/scaleway/step_shutdown.go
index 0b96926a5..3bc874e2a 100644
--- a/builder/scaleway/step_shutdown.go
+++ b/builder/scaleway/step_shutdown.go
@@ -34,7 +34,8 @@ func (s *stepShutdown) Run(ctx context.Context, state multistep.StateBag) multis
 	waitRequest := &instance.WaitForServerRequest{
 		ServerID: serverID,
 	}
-	timeout := state.Get("timeout").(string)
+	c := state.Get("config").(*Config)
+	timeout := c.Timeout
 	duration, err := time.ParseDuration(timeout)
 	if err != nil {
 		err := fmt.Errorf("error: %s could not parse string %s as a duration", err, timeout)