diff --git a/lang/py/build.sh b/lang/py/build.sh
index d022d67a630..000e048cfd6 100755
--- a/lang/py/build.sh
+++ b/lang/py/build.sh
@@ -31,6 +31,7 @@ clean() {
                  '.tox' \
                  'avro/test/interop' \
                  'dist' \
+                 'docs/build' \
                  'userlogs'
 }