diff --git a/docs/conf.py b/docs/conf.py
index 9cf67b04..58fc7b3d 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -24,10 +24,8 @@ import shlex
 
 on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
 if on_rtd:
-    print(os.getcwd())
-    print(' '.join(os.listdir()))
     from subprocess import call
-    call('doxygen Doxyfile')
+    call('doxygen Doxyfile', shell=True)
 
 # -- General configuration ------------------------------------------------