diff --git a/packages/misskey-bubble-game/build.js b/packages/misskey-bubble-game/build.js
index 0b79f4b915..e626c97a59 100644
--- a/packages/misskey-bubble-game/build.js
+++ b/packages/misskey-bubble-game/build.js
@@ -95,7 +95,6 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('SIGKILL', resolve);
 		process.on('uncaughtException', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {
diff --git a/packages/misskey-js/build.js b/packages/misskey-js/build.js
index a13d9c1186..a80b71646f 100644
--- a/packages/misskey-js/build.js
+++ b/packages/misskey-js/build.js
@@ -95,7 +95,6 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('SIGKILL', resolve);
 		process.on('uncaughtException', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {
diff --git a/packages/misskey-reversi/build.js b/packages/misskey-reversi/build.js
index 0b79f4b915..e626c97a59 100644
--- a/packages/misskey-reversi/build.js
+++ b/packages/misskey-reversi/build.js
@@ -95,7 +95,6 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('SIGKILL', resolve);
 		process.on('uncaughtException', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {