diff --git a/build_pop.py b/build_pop.py
index 4208a9ab7eac0df3ecefff5b642ef2c0dc253eb5..dca8734d93160c8105992854d0b76e0cb1dd222f 100755
--- a/build_pop.py
+++ b/build_pop.py
@@ -362,8 +362,7 @@ def main():
 
     prg_path = os.path.dirname(os.path.realpath(__file__))
 
-    if not os.path.isdir(output_dir):
-        os.mkdir(output_dir)
+    os.mkdir(output_dir)
 
     ############################
     # Define fixed files names #