diff --git a/src/postprocess.jl b/src/postprocess.jl
index 95b3911..2f23db9 100644
--- a/src/postprocess.jl
+++ b/src/postprocess.jl
@@ -5,12 +5,14 @@ function postprocess(sol, variables, save_data)
 
     directory = "exports/$(variables.end_time)_T=$(variables.T)_N=$(variables.N)_v=$(variables.v)"
 
-    mkdir(directory)
+    if save_data || (variables.framerate > 0)
+        mkdir(directory)
+
+        save_variables(directory; variables=variables)
+    end
 
     if save_data
         save_data_jld(directory; sol=sol, variables=variables)
-
-        save_variables(directory; variables=variables)
     end
 
     if variables.framerate > 0