diff --git a/Dockerfile b/Dockerfile
index ebdc387b17b475c17ddc57ed75d2b93181109e1e..6f5b0314b006ed4e4e7096d16a9cf31dab7856e1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG APPS="AlekSIS==2021.12"
+ARG APPS="AlekSIS==2021.12.post0"
 ARG BUILD_DEPS="libmariadb-dev gcc python3-dev"
 ARG SYSTEM_DEPS="default-mysql-client-core"
 
diff --git a/meta/aleksis-builddeps/pyproject.toml b/meta/aleksis-builddeps/pyproject.toml
index 207dae6c2eb78cf9df01622311d3e33ecefb1842..81acabd016a05c32bb82cc655cf6636b7d5433d5 100644
--- a/meta/aleksis-builddeps/pyproject.toml
+++ b/meta/aleksis-builddeps/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "AlekSIS-Builddeps"
-version = "2021.12"
+version = "2021.12.post0"
 packages = []
 
 description = "AlekSIS (School Information System) — Build/Dev dependencies for apps"
diff --git a/meta/aleksis/pyproject.toml b/meta/aleksis/pyproject.toml
index ccce2f48f1bd4ce0d0e2ba7168052b9017d7baef..198bdf628d130c42b3ae8aa6c064aff4a163df5a 100644
--- a/meta/aleksis/pyproject.toml
+++ b/meta/aleksis/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "AlekSIS"
-version = "2021.12"
+version = "2021.12.post0"
 packages = [ { include = "aleksis_meta" } ]
 include = ["LICNECE.rst"]
 readme = "README.rst"