diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc72ffc..3801169 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [v0.7.1] -2023-10-21
+### Fixed
+- Fixed the bug that constructors cannot be called
+
 ## [v0.7.0] -2023-8-27
 ### Added
 - `class` macro can now generate multiple constructors
@@ -117,7 +121,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ## v0.1.0 - 2021-8-1
 - 🎉 First release!
 
-[Unreleased]: https://github.com/Glasses-Neo/OOlib/compare/0.7.0...HEAD
+[Unreleased]: https://github.com/Glasses-Neo/OOlib/compare/0.7.1...HEAD
+[v0.7.1]: https://github.com/Glasses-Neo/OOlib/compare/0.7.0...0.7.1
 [v0.7.0]: https://github.com/Glasses-Neo/OOlib/compare/0.6.1...0.7.0
 [v0.6.1]: https://github.com/Glasses-Neo/OOlib/compare/0.6.0...0.6.1
 [v0.6.0]: https://github.com/Glasses-Neo/OOlib/compare/0.5.0...0.6.0
diff --git a/oolib.nimble b/oolib.nimble
index 712c97b..f595df5 100644
--- a/oolib.nimble
+++ b/oolib.nimble
@@ -1,6 +1,6 @@
 # Package
 
-version       = "0.7.0"
+version       = "0.7.1"
 author        = "Glasses-Neo"
 description   = "A nimble package for object-oriented programming"
 license       = "WTFPL"
diff --git a/src/oolib/classes/distinct_class.nim b/src/oolib/classes/distinct_class.nim
index 7241744..e725f41 100644
--- a/src/oolib/classes/distinct_class.nim
+++ b/src/oolib/classes/distinct_class.nim
@@ -1,4 +1,5 @@
 import
+  std/algorithm,
   std/macros,
   ./class_util
 
@@ -91,5 +92,5 @@ proc defineDistinctClass*(
   result = defineType(signature)
 
   defineConstructors(signature)
-  for constructor in signature.constructors:
-    result.add(constructor)
+  for constructor in signature.constructors.reversed:
+    result.insert 1, constructor
diff --git a/src/oolib/classes/implement_class.nim b/src/oolib/classes/implement_class.nim
index 9229a6c..f3ffed8 100644
--- a/src/oolib/classes/implement_class.nim
+++ b/src/oolib/classes/implement_class.nim
@@ -1,4 +1,5 @@
 import
+  std/algorithm,
   std/macrocache,
   std/macros,
   std/sequtils,
@@ -272,7 +273,7 @@ proc defineImplementClass*(
   result = defineType(signature)
 
   defineConstructors(signature)
-  for constructor in signature.constructors:
-    result.add(constructor)
+  for constructor in signature.constructors.reversed:
+    result.insert 1, constructor
 
   result.add defineConvertionProc(signature, tupleTy)
diff --git a/src/oolib/classes/normal_class.nim b/src/oolib/classes/normal_class.nim
index 9b25887..b29c80d 100644
--- a/src/oolib/classes/normal_class.nim
+++ b/src/oolib/classes/normal_class.nim
@@ -1,4 +1,5 @@
 import
+  std/algorithm,
   std/macros,
   std/sequtils,
   ./class_util
@@ -164,5 +165,5 @@ proc defineNormalClass*(
   result = defineType(signature)
 
   defineConstructors(signature)
-  for constructor in signature.constructors:
-    result.add(constructor)
+  for constructor in signature.constructors.reversed:
+    result.insert 1, constructor