diff --git a/mix.exs b/mix.exs
index 1435bc9d9..aa18d53c0 100644
--- a/mix.exs
+++ b/mix.exs
@@ -132,8 +132,7 @@ defmodule Mobilizon.Mixfile do
       test: [
         "ecto.create --quiet",
         "ecto.migrate",
-        "test",
-        "cmd ./script/clean_after_tests"
+        &run_test/1
       ],
       "phx.deps_migrate_serve": [
         "deps.get",
@@ -145,6 +144,11 @@ defmodule Mobilizon.Mixfile do
     ]
   end
 
+  defp run_test(args) do
+    Mix.Task.run("test", args)
+    File.rm_rf!("test/uploads")
+  end
+
   defp docs() do
     [
       source_ref: "v#{@version}",
diff --git a/script/clean_after_tests b/script/clean_after_tests
deleted file mode 100755
index 7344216e4..000000000
--- a/script/clean_after_tests
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/bash
-
-rm -rf test/uploads