diff --git a/pyproject.toml b/pyproject.toml
index 53c4ea62b..be7e879f9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -457,6 +457,10 @@ conflicts = [
         { extra = "pi" },
         { extra = "hilserl" },
     ],
+    [
+        { extra = "pi" },
+        { extra = "multi-task-dit" },
+    ],
     [
         { extra = "pi" },
         { extra = "libero" },