diff --git a/bin/index.js b/bin/index.js
old mode 100644
new mode 100755
diff --git a/src/utils.js b/src/utils.js
index 5798a0e..71c0f13 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -29,8 +29,8 @@ function createId(coll) {
 }
 
 
-// Returns document that are have unsatisfied relations
-// Example: comment that references a post that doesn't exist
+// Returns document ids that have unsatisfied relations
+// Example: a comment that references a post that doesn't exist
 function getRemovable(db) {
   var removable = []