diff --git a/src/Singleton/TRegistry.php b/src/Singleton/TRegistry.php
index 3f66ce6..0f49144 100644
--- a/src/Singleton/TRegistry.php
+++ b/src/Singleton/TRegistry.php
@@ -44,7 +44,7 @@ trait TRegistry {
      * @throws Throwable If an error occur
      */
     protected static function addEntry (string $name, ...$args): void {
-        if (static::hasEntry($name)) {
+        if (self::_hasEntry($name)) {
             throw new InvalidArgumentException('An entry with "' . $name . '" already exists');
         }
         static::$registerEntries[$name] = $args;
@@ -68,6 +68,20 @@ trait TRegistry {
         if (count(static::$registerEntries[$name] ?? []) === 0) {
             static::initializeEntries();
         }
+        return self::_hasEntry($name);
+    }
+    /**
+     * Internally check if an entry name already exists.
+     *
+     * DO NOT trigger {@see TRegistry::initializeEntries()} if not entry
+     *
+     * @param string $name The entry name
+     *
+     * @return bool TRUE if the entry name already exists
+     *
+     * @throws Throwable If an error occur
+     */
+    protected static final function _hasEntry (string $name): bool {
         return isset(static::$registerEntries[$name]);
     }