diff --git a/core/installation.py b/core/installation.py
index ac27161..6a0bcc3 100644
--- a/core/installation.py
+++ b/core/installation.py
@@ -39,11 +39,11 @@ class Install:
         if self.skip_install:
             return None
 
+        self.check_packages_version()
+
         # Sinon tester les dependances python et les installer avec pip
         if self.do_install():
 
-            self.check_packages_version()
-
             self.install_dependencies()
 
             self.create_service_file()