diff --git a/tools/bump-tag-version.ts b/_tools/bump-tag-version.ts
similarity index 100%
rename from tools/bump-tag-version.ts
rename to _tools/bump-tag-version.ts
diff --git a/deno.jsonc b/deno.jsonc
index 6759fb32..c046daed 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -1,6 +1,6 @@
 {
   "tasks": {
-    "bump-tag": "deno run --allow-env --allow-read --allow-write --allow-run tools/bump-tag-version.ts",
-    "cache": "deno cache tools/bump-tag-version.ts"
+    "bump-tag": "deno run --allow-env --allow-read --allow-write --allow-run _tools/bump-tag-version.ts",
+    "cache": "deno cache _tools/bump-tag-version.ts"
   }
 }