diff --git a/pyproject.toml b/pyproject.toml
index e77c6401..9bce8a64 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -127,7 +127,7 @@ grammar = [
     # on macOS arm64, so an open-ended resolver can break Homebrew installs
     # without any oMLX source change (#2428).
     "xgrammar==0.2.3",
-    "apache-tvm-ffi==0.1.11",
+    "apache-tvm-ffi==0.1.13.post2",
 ]
 mcp = [
     "mcp>=1.5.0",
@@ -199,7 +199,7 @@ dev = [
     # pip/uv dev installs unresolvable (#2289). Bump again once
     # upstream lifts the cap.
     "xgrammar==0.2.3",
-    "apache-tvm-ffi==0.1.11",
+    "apache-tvm-ffi==0.1.13.post2",
 ]
 # PEP 735 dependency groups — consumed by `uv sync --dev`.
 # Keep in sync with [project.optional-dependencies] dev above
@@ -214,7 +214,7 @@ dev = [
     "mcp>=1.5.0",
     "venvstacks>=0.7.0",
     "xgrammar==0.2.3",
-    "apache-tvm-ffi==0.1.11",
+    "apache-tvm-ffi==0.1.13.post2",
     # Development-only DFlash fork. PEP 735 groups are not emitted into wheel
     # metadata; [tool.uv.sources] resolves this name to the reviewed commit.
     "dflash-mlx>=0.1.8",