diff --git a/src/EquationOfStateWorkflow/EquationOfStateWorkflow.jl b/src/EquationOfStateWorkflow/EquationOfStateWorkflow.jl
index da0d625..1eedbbd 100644
--- a/src/EquationOfStateWorkflow/EquationOfStateWorkflow.jl
+++ b/src/EquationOfStateWorkflow/EquationOfStateWorkflow.jl
@@ -58,7 +58,7 @@ end
 
 function (action::SaveCell)(cell)
     system = FlexibleSystem(cell)
-    return save_system(system, string(Calculation(action)) * ".cif")
+    return save_system(string(Calculation(action)) * ".cif", system)
 end
 
 end