diff --git a/conanfile.py b/conanfile.py
index cc87a04..9221603 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -44,7 +44,7 @@ class Nest2DConan(ConanFile):
 
     def set_version(self):
         if self.version is None:
-            self.version = "5.4.0-alpha"
+            self.version = "5.5.0-alpha"
 
     @property
     def _min_cppstd(self):