diff --git a/ari-skill-paper-re/pyproject.toml b/ari-skill-paper-re/pyproject.toml
index 5576964c..90b93835 100644
--- a/ari-skill-paper-re/pyproject.toml
+++ b/ari-skill-paper-re/pyproject.toml
@@ -3,7 +3,7 @@ name = "ari-skill-paper-re"
 version = "0.8.0"
 requires-python = ">=3.13"
 dependencies = [
-    "mcp>=1.28.1",
+    "mcp>=2.0.0",
     # PaperBench upstream dependencies. The vendored packages
     # (paperbench / nanoeval / preparedness_turn_completer) are loaded
     # via sys.path injection from ``vendor/paperbench/`` at module import