diff --git a/ctx.go b/ctx.go
index ea7d5bff..2f9394bd 100644
--- a/ctx.go
+++ b/ctx.go
@@ -1081,17 +1081,17 @@ func (c *Ctx) QueryInt(key string, defaultValue ...int) int {
 //	Get /?name=alex&want_pizza=false&id=
 //	QueryBool("want_pizza") == false
 //	QueryBool("want_pizza", true) == false
-//	QueryBool("alex") == true
-//	QueryBool("alex", false) == false
-//	QueryBool("id") == true
-//	QueryBool("id", false) == false
+//	QueryBool("name") == false
+//	QueryBool("name", true) == true
+//	QueryBool("id") == false
+//	QueryBool("id", true) == true
 func (c *Ctx) QueryBool(key string, defaultValue ...bool) bool {
 	value, err := strconv.ParseBool(c.app.getString(c.fasthttp.QueryArgs().Peek(key)))
 	if err != nil {
 		if len(defaultValue) > 0 {
 			return defaultValue[0]
 		}
-		return true
+		return false
 	}
 	return value
 }
diff --git a/ctx_test.go b/ctx_test.go
index 2a67302f..b3192a8f 100644
--- a/ctx_test.go
+++ b/ctx_test.go
@@ -2179,10 +2179,10 @@ func Test_Ctx_QueryBool(t *testing.T) {
 
 	utils.AssertEqual(t, false, c.QueryBool("want_pizza"))
 	utils.AssertEqual(t, false, c.QueryBool("want_pizza", true))
-	utils.AssertEqual(t, true, c.QueryBool("name"))
-	utils.AssertEqual(t, false, c.QueryBool("name", false))
-	utils.AssertEqual(t, true, c.QueryBool("id"))
-	utils.AssertEqual(t, false, c.QueryBool("id", false))
+	utils.AssertEqual(t, false, c.QueryBool("name"))
+	utils.AssertEqual(t, true, c.QueryBool("name", true))
+	utils.AssertEqual(t, false, c.QueryBool("id"))
+	utils.AssertEqual(t, true, c.QueryBool("id", true))
 }
 
 func Test_Ctx_QueryFloat(t *testing.T) {
diff --git a/docs/api/ctx.md b/docs/api/ctx.md
index 52a2d3c6..f102ee37 100644
--- a/docs/api/ctx.md
+++ b/docs/api/ctx.md
@@ -1088,8 +1088,8 @@ This property is an object containing a property for each query boolean paramete
 
 
 :::caution
-Please note if that parameter is not in the request, true will be returned.
-If the parameter is not a boolean, it is still tried to be converted and usually returned as true.
+Please note if that parameter is not in the request, false will be returned.
+If the parameter is not a boolean, it is still tried to be converted and usually returned as false.
 :::
 
 ```go title="Signature"
@@ -1100,12 +1100,12 @@ func (c *Ctx) QueryBool(key string, defaultValue ...bool) bool
 // GET http://example.com/?name=alex&want_pizza=false&id=
 
 app.Get("/", func(c *fiber.Ctx) error {
-    c.QueryBool("want_pizza")       // false
+    c.QueryBool("want_pizza")           // false
 	c.QueryBool("want_pizza", true) // false
-    c.QueryBool("alex")             // true
-    c.QueryBool("alex", false)      // false
-    c.QueryBool("id")               // true
-    c.QueryBool("id", false)        // false
+    c.QueryBool("name")                 // false
+    c.QueryBool("name", true)           // true
+    c.QueryBool("id")                   // false
+    c.QueryBool("id", true)             // true
 
   // ...
 })