diff --git a/pyproject.toml b/pyproject.toml
index f6471eb1..153392bf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ dependencies = [
     # from breaking the server the way fastmcp 3.0 did. See: #488
     "fastmcp>=3.2.4,<4",
     "tree-sitter>=0.23.0,<1",
-    "tree-sitter-language-pack>=0.3.0,<1",
+    "tree-sitter-language-pack>=0.3.0,<2",
     "networkx>=3.2,<4",
     "watchdog>=4.0.0,<6",
     "tomli>=2.0.0,<3; python_version < '3.11'",