diff --git a/pyproject.toml b/pyproject.toml
index abeb6dbfcb62faf05a6b844c99966fb05bf0b291..c70a36052e8c7d277ee150728afebe0d3d8cbccf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ secondary = true
 python = "^3.6.2"
 pelican-sitemap = "^1.0.2"
 pelican-jinja2content = "^1.0.1"
-pelican-po4a = "^0.1.0"
+pelican-po4a = "^1.0.0b2"
 
 [tool.poetry.dev-dependencies]
 Jinja2 = "^3.0.1"