diff --git a/core b/core
index dfee2a11..002a6f9f 160000
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit dfee2a11a5e2b0a3807333888dd4463915a9b0d2
+Subproject commit 002a6f9f85add020862b4bdc16ead6eed50a31e3
diff --git a/package.json b/package.json
index e3549373..4a620591 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nadesiko3",
-  "version": "3.4.17",
+  "version": "3.4.18",
   "description": "Japanese Programming Language",
   "type": "module",
   "main": "src/index.mjs",