diff --git a/bob/devtools/build.py b/bob/devtools/build.py
index 81058782d6aa1056ac81c3587672d4a722128b55..7e70d2d384d157d9945dbacb3a08e4ee41a997f8 100644
--- a/bob/devtools/build.py
+++ b/bob/devtools/build.py
@@ -254,9 +254,9 @@ if __name__ == '__main__':
   pyver = os.environ['PYTHON_VERSION']
   logger.info('os.environ["%s"] = %s', 'PYTHON_VERSION', pyver)
 
-  set_environment('DOCSERVER', bootstrap._SERVER, os.environ)
-  set_environment('LANG', 'en_US.UTF-8', os.environ)
-  set_environment('LC_ALL', os.environ['LANG'], os.environ)
+  bootstrap.set_environment('DOCSERVER', bootstrap._SERVER, os.environ)
+  bootstrap.set_environment('LANG', 'en_US.UTF-8', os.environ)
+  bootstrap.set_environment('LC_ALL', os.environ['LANG'], os.environ)
 
   # create the build configuration
   conda_build_config = os.path.join(mydir, 'data', 'conda_build_config.yaml')