From 80c15f66ce4f473c41de448dc5289c5ddea0e2f8 Mon Sep 17 00:00:00 2001
From: Chi Cheng <chicheng85@gmail.com>
Date: Tue, 2 Apr 2024 16:40:44 +0100
Subject: [PATCH] fix

---
 MDANSE/Src/MDANSE/MolecularDynamics/Trajectory.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/MDANSE/Src/MDANSE/MolecularDynamics/Trajectory.py b/MDANSE/Src/MDANSE/MolecularDynamics/Trajectory.py
index 1c724f1b43..087d7fd9db 100644
--- a/MDANSE/Src/MDANSE/MolecularDynamics/Trajectory.py
+++ b/MDANSE/Src/MDANSE/MolecularDynamics/Trajectory.py
@@ -390,7 +390,7 @@ def has_variable(self, variable: str) -> bool:
         bool
             True if variable exists.
         """
-        if variable not in self._h5_file["/configuration"]:
+        if variable in self._h5_file["/configuration"]:
             return False
         else:
             return True