diff --git a/requirements.txt b/requirements.txt
index da380e05..ffe911eb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-alabaster==0.7.16
+alabaster==1.0.0
 appdirs==1.4.4
 Babel==2.16.0
 breathe==4.35.0