diff --git a/src/task-manager-skel.c b/src/task-manager-skel.c
index d9d1ad5..06229e8 100644
--- a/src/task-manager-skel.c
+++ b/src/task-manager-skel.c
@@ -50,9 +50,9 @@ get_cpu_usage (gushort *cpu_count, gfloat *cpu_user, gfloat *cpu_system)
 static gboolean
 get_task_details (guint pid, Task *task)
 {
-	g_snprintf (task->name, 256, "foo");
-	g_snprintf (task->cmdline, 1024, "foo -bar");
-	g_snprintf (task->uid_name, 256, "baz");
+	g_snprintf (task->name, sizeof(task->name), "foo");
+	g_snprintf (task->cmdline, sizeof(task->cmdline), "foo -bar");
+	g_snprintf (task->uid_name, sizeof(task->uid_name), "baz");
 
 	return TRUE;
 }