diff --git a/packages/client/.eslintrc.js b/packages/client/.eslintrc.js
index 222b5b5a7..acbb7c0c6 100644
--- a/packages/client/.eslintrc.js
+++ b/packages/client/.eslintrc.js
@@ -18,7 +18,7 @@ module.exports = {
 		// data の禁止理由: 抽象的すぎるため
 		// e の禁止理由: error や event など、複数のキーワードの頭文字であり分かりにくいため
 		"id-denylist": ["error", "window", "data", "e"],
-		'eqeqeq': ['error', { 'null': 'ignore' }],
+		'eqeqeq': ['error', 'always', { 'null': 'ignore' }],
 		"vue/attributes-order": ["error", {
 			"alphabetical": false
 		}],
diff --git a/packages/shared/.eslintrc.js b/packages/shared/.eslintrc.js
index d52b16395..775981046 100644
--- a/packages/shared/.eslintrc.js
+++ b/packages/shared/.eslintrc.js
@@ -37,7 +37,7 @@ module.exports = {
 			]
 		}],
 		*/
-		'eqeqeq': ['error', { 'null': 'ignore' }],
+		'eqeqeq': ['error', 'always', { 'null': 'ignore' }],
 		'no-multi-spaces': ['error'],
 		'no-var': ['error'],
 		'prefer-arrow-callback': ['error'],