diff --git a/src/api/endpoints/posts/favorites/create.js b/src/api/endpoints/posts/favorites/create.js
index 4fc67b6b03..0d9e86a9fc 100644
--- a/src/api/endpoints/posts/favorites/create.js
+++ b/src/api/endpoints/posts/favorites/create.js
@@ -31,7 +31,7 @@ module.exports = (params, user) =>
 			return rej('post not found');
 		}
 
-		// already favorited
+		// if already favorited
 		const exist = await Favorite.findOne({
 			post_id: post._id,
 			user_id: user._id
diff --git a/src/api/endpoints/posts/favorites/delete.js b/src/api/endpoints/posts/favorites/delete.js
index aeaeb92b0c..e13f78654c 100644
--- a/src/api/endpoints/posts/favorites/delete.js
+++ b/src/api/endpoints/posts/favorites/delete.js
@@ -31,7 +31,7 @@ module.exports = (params, user) =>
 			return rej('post not found');
 		}
 
-		// already favorited
+		// if already favorited
 		const exist = await Favorite.findOne({
 			post_id: post._id,
 			user_id: user._id
diff --git a/src/api/endpoints/posts/likes/create.js b/src/api/endpoints/posts/likes/create.js
index 4d0da6cd42..6b8f1addd1 100644
--- a/src/api/endpoints/posts/likes/create.js
+++ b/src/api/endpoints/posts/likes/create.js
@@ -43,7 +43,7 @@ module.exports = (params, user) =>
 			return rej('-need-translate-');
 		}
 
-		// already liked
+		// if already liked
 		const exist = await Like.findOne({
 			post_id: post._id,
 			user_id: user._id,
diff --git a/src/api/endpoints/posts/likes/delete.js b/src/api/endpoints/posts/likes/delete.js
index 3761b70e09..a863fb267d 100644
--- a/src/api/endpoints/posts/likes/delete.js
+++ b/src/api/endpoints/posts/likes/delete.js
@@ -38,7 +38,7 @@ module.exports = (params, user) =>
 			return rej('post not found');
 		}
 
-		// already liked
+		// if already liked
 		const exist = await Like.findOne({
 			post_id: post._id,
 			user_id: user._id,
diff --git a/src/api/endpoints/posts/polls/vote.js b/src/api/endpoints/posts/polls/vote.js
index fb348cafed..bb4f7b259b 100644
--- a/src/api/endpoints/posts/polls/vote.js
+++ b/src/api/endpoints/posts/polls/vote.js
@@ -52,7 +52,7 @@ module.exports = (params, user) =>
 			return rej('invalid choice');
 		}
 
-		// already voted
+		// if already voted
 		const exist = await Vote.findOne({
 			post_id: post._id,
 			user_id: user._id