diff --git a/docs/wasm/.ailang-version b/docs/wasm/.ailang-version
index 9388ecb..7021025 100644
--- a/docs/wasm/.ailang-version
+++ b/docs/wasm/.ailang-version
@@ -1 +1 @@
-v0.30.0
+v0.31.0
diff --git a/docs/wasm/ailang.wasm b/docs/wasm/ailang.wasm
index 48ad034..3e3db16 100755
Binary files a/docs/wasm/ailang.wasm and b/docs/wasm/ailang.wasm differ