diff --git a/Library/FunctionLike/ReturnType/Collection.php b/Library/FunctionLike/ReturnType/Collection.php
index 3508e7e161..aa21a1477c 100644
--- a/Library/FunctionLike/ReturnType/Collection.php
+++ b/Library/FunctionLike/ReturnType/Collection.php
@@ -44,7 +44,7 @@ public function attach($returnType, $definition = null)
             $wrong = \is_object($returnType) ? 'instance of '.\get_class($returnType) : \gettype($returnType);
 
             throw new InvalidArgumentException(
-                \sprintf('Expecting an instance of %s, got %s', TypeInterface::class, $wrong)
+                sprintf('Expecting an instance of %s, got %s', TypeInterface::class, $wrong)
             );
         }
 
diff --git a/unit-tests/fixtures/typehints/expected2.c b/unit-tests/fixtures/typehints/expected2.c
index cf4e784ffd..33313fbb26 100644
--- a/unit-tests/fixtures/typehints/expected2.c
+++ b/unit-tests/fixtures/typehints/expected2.c
@@ -197,6 +197,7 @@ PHP_FUNCTION(f_TypeHints_retval_nullable_string);
 PHP_FUNCTION(f_TypeHints_retval_nullable_boolean);
 PHP_FUNCTION(f_TypeHints_retval_nullable_char);
 PHP_FUNCTION(f_TypeHints_retval_object_or_scalar);
+PHP_FUNCTION(f_TypeHints_retval_array_of_objects);
 
 zend_function_entry php_typehints_functions[] = {
 	ZEND_NS_NAMED_FE("TypeHints", args, ZEND_FN(f_TypeHints_args), arginfo_f_typehints_args)
@@ -219,6 +220,7 @@ ZEND_NS_NAMED_FE("TypeHints", retval_nullable_string, ZEND_FN(f_TypeHints_retval
 ZEND_NS_NAMED_FE("TypeHints", retval_nullable_boolean, ZEND_FN(f_TypeHints_retval_nullable_boolean), NULL)
 ZEND_NS_NAMED_FE("TypeHints", retval_nullable_char, ZEND_FN(f_TypeHints_retval_nullable_char), NULL)
 ZEND_NS_NAMED_FE("TypeHints", retval_object_or_scalar, ZEND_FN(f_TypeHints_retval_object_or_scalar), NULL)
+ZEND_NS_NAMED_FE("TypeHints", retval_array_of_objects, ZEND_FN(f_TypeHints_retval_array_of_objects), NULL)
 ZEND_FE_END
 
 };
diff --git a/unit-tests/fixtures/typehints/expected3.c b/unit-tests/fixtures/typehints/expected3.c
index f172b0185a..75783240a3 100644
--- a/unit-tests/fixtures/typehints/expected3.c
+++ b/unit-tests/fixtures/typehints/expected3.c
@@ -300,6 +300,14 @@ ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_f_typehints_retval_nullable_char
 ZEND_END_ARG_INFO()
 
 PHP_FUNCTION(f_TypeHints_retval_object_or_scalar);
+PHP_FUNCTION(f_TypeHints_retval_array_of_objects);
+#if PHP_VERSION_ID >= 70200
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_f_typehints_retval_array_of_objects, 0, 0, IS_ARRAY, 0)
+#else
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_f_typehints_retval_array_of_objects, 0, 0, IS_ARRAY, NULL, 0)
+#endif
+ZEND_END_ARG_INFO()
+
 
 zend_function_entry php_typehints_functions[] = {
 	ZEND_NS_NAMED_FE("TypeHints", args, ZEND_FN(f_TypeHints_args), arginfo_f_typehints_args)
@@ -322,6 +330,7 @@ ZEND_NS_NAMED_FE("TypeHints", retval_nullable_string, ZEND_FN(f_TypeHints_retval
 ZEND_NS_NAMED_FE("TypeHints", retval_nullable_boolean, ZEND_FN(f_TypeHints_retval_nullable_boolean), arginfo_f_typehints_retval_nullable_boolean)
 ZEND_NS_NAMED_FE("TypeHints", retval_nullable_char, ZEND_FN(f_TypeHints_retval_nullable_char), arginfo_f_typehints_retval_nullable_char)
 ZEND_NS_NAMED_FE("TypeHints", retval_object_or_scalar, ZEND_FN(f_TypeHints_retval_object_or_scalar), NULL)
+ZEND_NS_NAMED_FE("TypeHints", retval_array_of_objects, ZEND_FN(f_TypeHints_retval_array_of_objects), arginfo_f_typehints_retval_array_of_objects)
 ZEND_FE_END
 
 };
diff --git a/unit-tests/fixtures/typehints/expected_retval2.h b/unit-tests/fixtures/typehints/expected_retval2.h
index f489fbce36..57283beeeb 100644
--- a/unit-tests/fixtures/typehints/expected_retval2.h
+++ b/unit-tests/fixtures/typehints/expected_retval2.h
@@ -16,6 +16,7 @@ PHP_METHOD(TypeHints_RetVal, retval_int);
 PHP_METHOD(TypeHints_RetVal, retval_long);
 PHP_METHOD(TypeHints_RetVal, retval_double);
 PHP_METHOD(TypeHints_RetVal, retval_array);
+PHP_METHOD(TypeHints_RetVal, retval_array_of_objects);
 PHP_METHOD(TypeHints_RetVal, retval_collection);
 PHP_METHOD(TypeHints_RetVal, retval_retval);
 PHP_METHOD(TypeHints_RetVal, retval_nullable_int);
@@ -44,6 +45,7 @@ ZEPHIR_INIT_FUNCS(typehints_retval_method_entry) {
 	PHP_ME(TypeHints_RetVal, retval_long, NULL, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_double, NULL, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_array, NULL, ZEND_ACC_PUBLIC)
+	PHP_ME(TypeHints_RetVal, retval_array_of_objects, NULL, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_collection, NULL, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_retval, NULL, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_nullable_int, NULL, ZEND_ACC_PUBLIC)
diff --git a/unit-tests/fixtures/typehints/expected_retval3.h b/unit-tests/fixtures/typehints/expected_retval3.h
index 892fb290de..02a2a9d8d8 100644
--- a/unit-tests/fixtures/typehints/expected_retval3.h
+++ b/unit-tests/fixtures/typehints/expected_retval3.h
@@ -16,6 +16,7 @@ PHP_METHOD(TypeHints_RetVal, retval_int);
 PHP_METHOD(TypeHints_RetVal, retval_long);
 PHP_METHOD(TypeHints_RetVal, retval_double);
 PHP_METHOD(TypeHints_RetVal, retval_array);
+PHP_METHOD(TypeHints_RetVal, retval_array_of_objects);
 PHP_METHOD(TypeHints_RetVal, retval_collection);
 PHP_METHOD(TypeHints_RetVal, retval_retval);
 PHP_METHOD(TypeHints_RetVal, retval_nullable_int);
@@ -86,6 +87,13 @@ ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_typehints_retval_retval_array, 0
 #endif
 ZEND_END_ARG_INFO()
 
+#if PHP_VERSION_ID >= 70200
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_typehints_retval_retval_array_of_objects, 0, 0, IS_ARRAY, 0)
+#else
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_typehints_retval_retval_array_of_objects, 0, 0, IS_ARRAY, NULL, 0)
+#endif
+ZEND_END_ARG_INFO()
+
 #if PHP_VERSION_ID >= 70200
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_typehints_retval_retval_collection, 0, 0, IS_ARRAY, 0)
 #else
@@ -177,6 +185,7 @@ ZEPHIR_INIT_FUNCS(typehints_retval_method_entry) {
 	PHP_ME(TypeHints_RetVal, retval_long, arginfo_typehints_retval_retval_long, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_double, arginfo_typehints_retval_retval_double, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_array, arginfo_typehints_retval_retval_array, ZEND_ACC_PUBLIC)
+	PHP_ME(TypeHints_RetVal, retval_array_of_objects, arginfo_typehints_retval_retval_array_of_objects, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_collection, arginfo_typehints_retval_retval_collection, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_retval, arginfo_typehints_retval_retval_retval, ZEND_ACC_PUBLIC)
 	PHP_ME(TypeHints_RetVal, retval_nullable_int, arginfo_typehints_retval_retval_nullable_int, ZEND_ACC_PUBLIC)
diff --git a/unit-tests/fixtures/typehints/typehints/retval.zep b/unit-tests/fixtures/typehints/typehints/retval.zep
index 4d5976202a..3c5b484162 100644
--- a/unit-tests/fixtures/typehints/typehints/retval.zep
+++ b/unit-tests/fixtures/typehints/typehints/retval.zep
@@ -75,6 +75,11 @@ class RetVal {
 		return [];
 	}
 
+    /** @link https://github.com/phalcon/zephir/issues/1779 */
+    public function retval_array_of_objects() -> <\stdClass[]> {
+		return [];
+	}
+
 	public function retval_collection() -> <RetVal[]> {
 		return [];
 	}
@@ -213,3 +218,8 @@ function retval_nullable_char() -> char | null {
 function retval_object_or_scalar() -> <\stdClass> | bool {
     return false;
 }
+
+/** @link https://github.com/phalcon/zephir/issues/1779 */
+function retval_array_of_objects() -> <\stdClass[]> {
+    return [];
+}