diff --git a/transformato/analysis.py b/transformato/analysis.py
index 52517d3a..1dd78eb6 100644
--- a/transformato/analysis.py
+++ b/transformato/analysis.py
@@ -133,7 +133,7 @@ def _generate_openMM_system(self, env: str, lambda_state: int) -> Simulation:
             psf = AmberPrmtopFile(psf_file_path)
         # generate simulations object and set states
         if not isinstance(self.configuration["simulation"]["GPU"], bool):
-            if  self.configuration["simulation"]["GPU"].upper() == "OPENCL":
+            if self.configuration["simulation"]["GPU"].upper() == "OPENCL":
                 logger.info(
                     "We are using the OpenCL platform for the analysis as specified in the yaml file"
                 )