diff --git a/pkg/cache/v3/linear.go b/pkg/cache/v3/linear.go
index 17f614a684..177fa8e8e9 100644
--- a/pkg/cache/v3/linear.go
+++ b/pkg/cache/v3/linear.go
@@ -186,7 +186,7 @@ func (cache *LinearCache) respondDelta(request *DeltaRequest, value chan DeltaRe
 	// Only send a response if there were changes
 	if len(resp.Resources) > 0 || len(resp.RemovedResources) > 0 {
 		if cache.log != nil {
-			cache.log.Debugf("[linear cache] node: %s, sending delta response for typeURL %s with resources: %v removed resources %v with wildcard: %t",
+			cache.log.Debugf("[linear cache] node: %s, sending delta response for typeURL %s with resources: %v removed resources: %v with wildcard: %t",
 				request.GetNode().GetId(), request.TypeUrl, GetResourceNames(resp.Resources), resp.RemovedResources, state.IsWildcard())
 		}
 		value <- resp
diff --git a/pkg/cache/v3/resource.go b/pkg/cache/v3/resource.go
index 63ad0f463b..e585813d9c 100644
--- a/pkg/cache/v3/resource.go
+++ b/pkg/cache/v3/resource.go
@@ -112,9 +112,9 @@ func GetResourceName(res types.Resource) string {
 
 // GetResourceName returns the resource names for a list of valid xDS response types.
 func GetResourceNames(resources []types.Resource) []string {
-	out := make([]string, 0, len(resources))
-	for _, r := range resources {
-		out = append(out, GetResourceName(r))
+	out := make([]string, len(resources))
+	for i, r := range resources {
+		out[i] = GetResourceName(r)
 	}
 	return out
 }
diff --git a/pkg/cache/v3/simple.go b/pkg/cache/v3/simple.go
index 951958dfc7..5f7cf5d4c0 100644
--- a/pkg/cache/v3/simple.go
+++ b/pkg/cache/v3/simple.go
@@ -527,7 +527,7 @@ func (cache *snapshotCache) respondDelta(ctx context.Context, snapshot ResourceS
 	// otherwise, envoy won't complete initialization
 	if len(resp.Resources) > 0 || len(resp.RemovedResources) > 0 || (state.IsWildcard() && state.IsFirst()) {
 		if cache.log != nil {
-			cache.log.Debugf("node: %s, sending delta response for typeURL %s with resources: %v removed resources %v with wildcard: %t",
+			cache.log.Debugf("node: %s, sending delta response for typeURL %s with resources: %v removed resources: %v with wildcard: %t",
 				request.GetNode().GetId(), request.TypeUrl, GetResourceNames(resp.Resources), resp.RemovedResources, state.IsWildcard())
 		}
 		select {