diff --git a/packages/mongoose-filter-query/src/utils.js b/packages/mongoose-filter-query/src/utils.js
index ac8750c..6f418ff 100644
--- a/packages/mongoose-filter-query/src/utils.js
+++ b/packages/mongoose-filter-query/src/utils.js
@@ -43,6 +43,7 @@ export const mapValue = (value) => {
   } else if (value.startsWith("exists(")) {
     return { $exists: parseOperatorValue(value, "exists") === "true" };
   }
+  if (value === "true" || value === "false") return value === "true"
   return value;
 };
 
diff --git a/packages/mongoose-filter-query/test/__mocks.js b/packages/mongoose-filter-query/test/__mocks.js
index cddf968..2596c57 100644
--- a/packages/mongoose-filter-query/test/__mocks.js
+++ b/packages/mongoose-filter-query/test/__mocks.js
@@ -29,7 +29,7 @@ export const basicFilterResult = {
   birthdate: { $lte: new Date("2000-01-01") },
   isAlive: { $exists: true },
   isVerified: { $eq: true },
-  isDeleted: "false"
+  isDeleted: false
 };
 
 export const complexFilterReq = {