diff --git a/openstack/orchestration/v1/stacktemplates/requests.go b/openstack/orchestration/v1/stacktemplates/requests.go
index d307fad..9337cae 100644
--- a/openstack/orchestration/v1/stacktemplates/requests.go
+++ b/openstack/orchestration/v1/stacktemplates/requests.go
@@ -4,11 +4,9 @@
 
 // Get retreives data for the given stack template.
 func Get(c *gophercloud.ServiceClient, stackName, stackID string) GetResult {
-	var res GetResult
-	_, res.Err = c.Request("GET", getURL(c, stackName, stackID), &gophercloud.RequestOpts{
-		JSONResponse: &res.Body,
-	})
-	return res
+	var r GetResult
+	_, r.Err = c.Get(getURL(c, stackName, stackID), &r.Body, nil)
+	return r
 }
 
 // ValidateOptsBuilder describes struct types that can be accepted by the Validate call.
@@ -19,39 +17,25 @@
 
 // ValidateOpts specifies the template validation parameters.
 type ValidateOpts struct {
-	Template    string
-	TemplateURL string
+	Template    string `json:"template" or:"TemplateURL"`
+	TemplateURL string `json:"template_url" or:"Template"`
 }
 
 // ToStackTemplateValidateMap assembles a request body based on the contents of a ValidateOpts.
 func (opts ValidateOpts) ToStackTemplateValidateMap() (map[string]interface{}, error) {
-	vo := make(map[string]interface{})
-	if opts.Template != "" {
-		vo["template"] = opts.Template
-		return vo, nil
-	}
-	if opts.TemplateURL != "" {
-		vo["template_url"] = opts.TemplateURL
-		return vo, nil
-	}
-	err := gophercloud.ErrMissingInput{}
-	err.Argument = "stacktemplates.ValidateOpts.Template/stacktemplates.ValidateOpts.TemplateURL"
-	err.Info = "One of Template or TemplateURL is required."
-	return nil, err
+	return gophercloud.BuildRequestBody(opts, "")
 }
 
 // Validate validates the given stack template.
 func Validate(c *gophercloud.ServiceClient, opts ValidateOptsBuilder) ValidateResult {
-	var res ValidateResult
-
-	reqBody, err := opts.ToStackTemplateValidateMap()
+	var r ValidateResult
+	b, err := opts.ToStackTemplateValidateMap()
 	if err != nil {
-		res.Err = err
-		return res
+		r.Err = err
+		return r
 	}
-
-	_, res.Err = c.Post(validateURL(c), reqBody, &res.Body, &gophercloud.RequestOpts{
+	_, r.Err = c.Post(validateURL(c), b, &r.Body, &gophercloud.RequestOpts{
 		OkCodes: []int{200},
 	})
-	return res
+	return r
 }