diff --git a/pelican/pyproject.toml b/pelican/pyproject.toml
index 3526963b..0201d2d8 100644
--- a/pelican/pyproject.toml
+++ b/pelican/pyproject.toml
@@ -67,7 +67,7 @@ dependencies = [
 # and runs mypy / pylint out of the resulting venv.
 [dependency-groups]
 dev = [
-    "pelican[markdown]>=4.11,<4.12",
+    "pelican[markdown]>=4.11.0.post0,<4.12",
     "ruff>=0.6",
     "pytest>=8",
     "mypy>=1.10",
diff --git a/pelican/uv.lock b/pelican/uv.lock
index 15e837dd..43099890 100644
--- a/pelican/uv.lock
+++ b/pelican/uv.lock
@@ -66,7 +66,7 @@ requires-dist = [
 [package.metadata.requires-dev]
 dev = [
     { name = "mypy", specifier = ">=1.10" },
-    { name = "pelican", extras = ["markdown"], specifier = ">=4.11,<4.12" },
+    { name = "pelican", extras = ["markdown"], specifier = ">=4.11.0.post0,<4.12" },
     { name = "pylint", specifier = ">=3" },
     { name = "pytest", specifier = ">=8" },
     { name = "ruff", specifier = ">=0.6" },