diff --git a/compute/apiv1/autoscalers_client.go b/compute/apiv1/autoscalers_client.go
index 4c1dcb8bba4..a95f43254b2 100644
--- a/compute/apiv1/autoscalers_client.go
+++ b/compute/apiv1/autoscalers_client.go
@@ -505,21 +505,15 @@ func (c *autoscalersRESTClient) Update(ctx context.Context, req *computepb.Updat
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/autoscalers", req.GetProject(), req.GetZone())
 
 	params := url.Values{}
 	if req != nil && req.Autoscaler != nil {
 		params.Add("autoscaler", fmt.Sprintf("%v", req.GetAutoscaler()))
 	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
-	if req.GetZone() != "" {
-		params.Add("zone", fmt.Sprintf("%v", req.GetZone()))
-	}
 
 	baseUrl.RawQuery = params.Encode()
 
diff --git a/compute/apiv1/backend_buckets_client.go b/compute/apiv1/backend_buckets_client.go
index b7b1ff8bf8d..1a355810595 100644
--- a/compute/apiv1/backend_buckets_client.go
+++ b/compute/apiv1/backend_buckets_client.go
@@ -548,15 +548,9 @@ func (c *backendBucketsRESTClient) Update(ctx context.Context, req *computepb.Up
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/global/backendBuckets/%v", req.GetProject(), req.GetBackendBucket())
 
 	params := url.Values{}
-	if req.GetBackendBucket() != "" {
-		params.Add("backendBucket", fmt.Sprintf("%v", req.GetBackendBucket()))
-	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/backend_services_client.go b/compute/apiv1/backend_services_client.go
index 903600d167b..cce773cd11f 100644
--- a/compute/apiv1/backend_services_client.go
+++ b/compute/apiv1/backend_services_client.go
@@ -731,15 +731,9 @@ func (c *backendServicesRESTClient) Update(ctx context.Context, req *computepb.U
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/global/backendServices/%v", req.GetProject(), req.GetBackendService())
 
 	params := url.Values{}
-	if req.GetBackendService() != "" {
-		params.Add("backendService", fmt.Sprintf("%v", req.GetBackendService()))
-	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/firewalls_client.go b/compute/apiv1/firewalls_client.go
index 45f85cd2d41..f5d6219fd96 100644
--- a/compute/apiv1/firewalls_client.go
+++ b/compute/apiv1/firewalls_client.go
@@ -436,15 +436,9 @@ func (c *firewallsRESTClient) Update(ctx context.Context, req *computepb.UpdateF
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/global/firewalls/%v", req.GetProject(), req.GetFirewall())
 
 	params := url.Values{}
-	if req.GetFirewall() != "" {
-		params.Add("firewall", fmt.Sprintf("%v", req.GetFirewall()))
-	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/health_checks_client.go b/compute/apiv1/health_checks_client.go
index fe9a602be28..ddb78d3e94c 100644
--- a/compute/apiv1/health_checks_client.go
+++ b/compute/apiv1/health_checks_client.go
@@ -502,15 +502,9 @@ func (c *healthChecksRESTClient) Update(ctx context.Context, req *computepb.Upda
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/global/healthChecks/%v", req.GetProject(), req.GetHealthCheck())
 
 	params := url.Values{}
-	if req.GetHealthCheck() != "" {
-		params.Add("healthCheck", fmt.Sprintf("%v", req.GetHealthCheck()))
-	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/instances_client.go b/compute/apiv1/instances_client.go
index 77e2f8dd33f..fb05615361d 100644
--- a/compute/apiv1/instances_client.go
+++ b/compute/apiv1/instances_client.go
@@ -2233,27 +2233,18 @@ func (c *instancesRESTClient) Update(ctx context.Context, req *computepb.UpdateI
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/instances/%v", req.GetProject(), req.GetZone(), req.GetInstance())
 
 	params := url.Values{}
-	if req.GetInstance() != "" {
-		params.Add("instance", fmt.Sprintf("%v", req.GetInstance()))
-	}
 	if req != nil && req.MinimalAction != nil {
 		params.Add("minimalAction", fmt.Sprintf("%v", req.GetMinimalAction()))
 	}
 	if req != nil && req.MostDisruptiveAllowedAction != nil {
 		params.Add("mostDisruptiveAllowedAction", fmt.Sprintf("%v", req.GetMostDisruptiveAllowedAction()))
 	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
-	if req.GetZone() != "" {
-		params.Add("zone", fmt.Sprintf("%v", req.GetZone()))
-	}
 
 	baseUrl.RawQuery = params.Encode()
 
diff --git a/compute/apiv1/region_autoscalers_client.go b/compute/apiv1/region_autoscalers_client.go
index 2ed332931d8..a79e0a2ece3 100644
--- a/compute/apiv1/region_autoscalers_client.go
+++ b/compute/apiv1/region_autoscalers_client.go
@@ -439,18 +439,12 @@ func (c *regionAutoscalersRESTClient) Update(ctx context.Context, req *computepb
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/regions/%v/autoscalers", req.GetProject(), req.GetRegion())
 
 	params := url.Values{}
 	if req != nil && req.Autoscaler != nil {
 		params.Add("autoscaler", fmt.Sprintf("%v", req.GetAutoscaler()))
 	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
-	if req.GetRegion() != "" {
-		params.Add("region", fmt.Sprintf("%v", req.GetRegion()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/region_backend_services_client.go b/compute/apiv1/region_backend_services_client.go
index a7f9f7ab67b..adebf4252b4 100644
--- a/compute/apiv1/region_backend_services_client.go
+++ b/compute/apiv1/region_backend_services_client.go
@@ -487,18 +487,9 @@ func (c *regionBackendServicesRESTClient) Update(ctx context.Context, req *compu
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/regions/%v/backendServices/%v", req.GetProject(), req.GetRegion(), req.GetBackendService())
 
 	params := url.Values{}
-	if req.GetBackendService() != "" {
-		params.Add("backendService", fmt.Sprintf("%v", req.GetBackendService()))
-	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
-	if req.GetRegion() != "" {
-		params.Add("region", fmt.Sprintf("%v", req.GetRegion()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/region_health_checks_client.go b/compute/apiv1/region_health_checks_client.go
index ce481d7357c..ca66eb0a050 100644
--- a/compute/apiv1/region_health_checks_client.go
+++ b/compute/apiv1/region_health_checks_client.go
@@ -436,18 +436,9 @@ func (c *regionHealthChecksRESTClient) Update(ctx context.Context, req *computep
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/regions/%v/healthChecks/%v", req.GetProject(), req.GetRegion(), req.GetHealthCheck())
 
 	params := url.Values{}
-	if req.GetHealthCheck() != "" {
-		params.Add("healthCheck", fmt.Sprintf("%v", req.GetHealthCheck()))
-	}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
-	if req.GetRegion() != "" {
-		params.Add("region", fmt.Sprintf("%v", req.GetRegion()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
diff --git a/compute/apiv1/region_url_maps_client.go b/compute/apiv1/region_url_maps_client.go
index 26d6b3fa32b..4c6388556fd 100644
--- a/compute/apiv1/region_url_maps_client.go
+++ b/compute/apiv1/region_url_maps_client.go
@@ -443,21 +443,12 @@ func (c *regionUrlMapsRESTClient) Update(ctx context.Context, req *computepb.Upd
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/regions/%v/urlMaps/%v", req.GetProject(), req.GetRegion(), req.GetUrlMap())
 
 	params := url.Values{}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
-	if req.GetRegion() != "" {
-		params.Add("region", fmt.Sprintf("%v", req.GetRegion()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
-	if req.GetUrlMap() != "" {
-		params.Add("urlMap", fmt.Sprintf("%v", req.GetUrlMap()))
-	}
 
 	baseUrl.RawQuery = params.Encode()
 
diff --git a/compute/apiv1/routers_client.go b/compute/apiv1/routers_client.go
index 8df00e9886e..d5d0f947e82 100644
--- a/compute/apiv1/routers_client.go
+++ b/compute/apiv1/routers_client.go
@@ -660,21 +660,12 @@ func (c *routersRESTClient) Update(ctx context.Context, req *computepb.UpdateRou
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/regions/%v/routers/%v", req.GetProject(), req.GetRegion(), req.GetRouter())
 
 	params := url.Values{}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
-	if req.GetRegion() != "" {
-		params.Add("region", fmt.Sprintf("%v", req.GetRegion()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
-	if req.GetRouter() != "" {
-		params.Add("router", fmt.Sprintf("%v", req.GetRouter()))
-	}
 
 	baseUrl.RawQuery = params.Encode()
 
diff --git a/compute/apiv1/url_maps_client.go b/compute/apiv1/url_maps_client.go
index a1a7c5a418e..ae3740f7acf 100644
--- a/compute/apiv1/url_maps_client.go
+++ b/compute/apiv1/url_maps_client.go
@@ -571,18 +571,12 @@ func (c *urlMapsRESTClient) Update(ctx context.Context, req *computepb.UpdateUrl
 	}
 
 	baseUrl, _ := url.Parse(c.endpoint)
-	baseUrl.Path += fmt.Sprintf("")
+	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/global/urlMaps/%v", req.GetProject(), req.GetUrlMap())
 
 	params := url.Values{}
-	if req.GetProject() != "" {
-		params.Add("project", fmt.Sprintf("%v", req.GetProject()))
-	}
 	if req != nil && req.RequestId != nil {
 		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
 	}
-	if req.GetUrlMap() != "" {
-		params.Add("urlMap", fmt.Sprintf("%v", req.GetUrlMap()))
-	}
 
 	baseUrl.RawQuery = params.Encode()