diff --git a/rougail-base-pyproject.toml b/rougail-base-pyproject.toml
index 79e2a34ec..a38e441c2 100644
--- a/rougail-base-pyproject.toml
+++ b/rougail-base-pyproject.toml
@@ -26,7 +26,7 @@ classifiers = [
 ]
 dependencies = [
     "jinja2 ~= 3.1.6",
-    "tiramisu ~= 5.1.0"
+    "tiramisu > 5.1.0"
 ]
 
 [project.optional-dependencies]