diff --git a/.github/workflows/connector.yml b/.github/workflows/connector.yml
index ff2730d..f580405 100644
--- a/.github/workflows/connector.yml
+++ b/.github/workflows/connector.yml
@@ -4,14 +4,18 @@ on:
   push:
     branches:
       - master
+      - main
   pull_request:
     branches:
       - master
+      - main
       - rc-**
 
 jobs:
   Checks:
     runs-on: ubuntu-latest
+    env:
+      GO111MODULE: on
     steps:
     - uses: actions/checkout@v3
     - name: Setup Go
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 58c3ca1..c233a23 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change log
 
+## v0.5.1 - 2023-08-21
+
+### Fixed
+- Implemented a fix for the automatic conversion to scientific notation when handling large `quantity` values.
+
 ## v0.5.0 - 2023-06-30
 
 ### Added
diff --git a/account.go b/account.go
index 3c1f4aa..7ffecb5 100644
--- a/account.go
+++ b/account.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"net/http"
+	"strconv"
 )
 
 // Binance Test New Order endpoint (POST /api/v3/order/test)
@@ -130,7 +131,7 @@ func (s *TestNewOrder) Do(ctx context.Context, opts ...RequestOption) (res *Acco
 		r.setParam("timeInForce", *s.timeInForce)
 	}
 	if s.quantity != nil {
-		r.setParam("quantity", *s.quantity)
+		r.setParam("quantity", strconv.FormatFloat(*s.quantity, 'f', -1, 64))
 	}
 	if s.quoteOrderQty != nil {
 		r.setParam("quoteOrderQty", *s.quoteOrderQty)
@@ -316,7 +317,7 @@ func (s *CreateOrderService) Do(ctx context.Context, opts ...RequestOption) (res
 		r.setParam("timeInForce", *s.timeInForce)
 	}
 	if s.quantity != nil {
-		r.setParam("quantity", *s.quantity)
+		r.setParam("quantity", strconv.FormatFloat(*s.quantity, 'f', -1, 64))
 	}
 	if s.quoteOrderQty != nil {
 		r.setParam("quoteOrderQty", *s.quoteOrderQty)
@@ -833,7 +834,7 @@ func (s *CancelReplaceService) Do(ctx context.Context, opts ...RequestOption) (r
 		m["timeInForce"] = *s.timeInForce
 	}
 	if s.quantity != nil {
-		m["quantity"] = *s.quantity
+		m["quantity"] = strconv.FormatFloat(*s.quantity, 'f', -1, 64)
 	}
 	if s.quoteOrderQty != nil {
 		m["quoteOrderQty"] = *s.quoteOrderQty
@@ -1293,7 +1294,7 @@ func (s *NewOCOService) Do(ctx context.Context, opts ...RequestOption) (res *Ord
 	m := params{
 		"symbol":    s.symbol,
 		"side":      s.side,
-		"quantity":  s.quantity,
+		"quantity":  strconv.FormatFloat(s.quantity, 'f', -1, 64),
 		"price":     s.price,
 		"stopPrice": s.stopPrice,
 	}
diff --git a/account_test.go b/account_test.go
index 0df42f1..0b66e12 100644
--- a/account_test.go
+++ b/account_test.go
@@ -2,6 +2,7 @@ package binance_connector
 
 import (
 	"context"
+	"strconv"
 	"testing"
 
 	"github.com/stretchr/testify/suite"
@@ -176,42 +177,95 @@ func (s *baseTestSuite) assertMyTradesEqual(e, a *AccountTradeListResponse) {
 func (s *accountTestSuite) TestNewOrder() {
 	data := []byte(`{
 		"symbol": "BTCUSDT",
-		"orderId": 28
+		"orderId": 28,
+		"orderListId": -1,
+		"clientOrderId": "6gCrw2kRUAF9CvJDGP16IP",
+		"transactTime": 1507725176595,
+		"price": "0.00000000",
+		"origQty": "10.00000000",
+		"executedQty": "10.00000000",
+		"cummulativeQuoteQty": "10.00000000",
+		"status": "FILLED",
+		"timeInForce": "GTC",
+		"type": "MARKET",
+		"side": "SELL",
+		"workingTime": 1507725176595,
+		"selfTradePreventionMode": "NONE"
 	}`)
 	s.mockDo(data, nil)
 	defer s.assertDo()
 
+	symbol := "BTCUSDT"
+	side := "SELL"
+	orderType := "MARKET"
+	quantity := 10.0
+	clientOrderId := "6gCrw2kRUAF9CvJDGP16IP"
+	respType := "RESULT"
+
 	s.assertReq(func(r *request) {
-		e := newSignedRequest()
-		e.setParam("symbol", "BTCUSDT")
-		e.setParam("side", "BUY")
-		e.setParam("type", "LIMIT")
-		e.setParam("quantity", 1)
-		e.setParam("price", 100)
+		e := newSignedRequest().setParams(params{
+			"symbol":           symbol,
+			"side":             side,
+			"type":             orderType,
+			"quantity":         quantity,
+			"newClientOrderId": clientOrderId,
+			"newOrderRespType": respType,
+		})
 		s.assertRequestEqual(e, r)
+		inputQuantity := strconv.FormatFloat(quantity, 'f', -1, 64) // Convert the quantity from float to string
+		apiQuantity := r.query.Get("quantity")
+		s.Equal(inputQuantity, apiQuantity, "User-input quantity does not match API value") // Check value of quantity being sent is same as input
 	})
 
-	ctx := context.Background()
-	res, err := s.client.NewCreateOrderService().
-		Symbol("BTCUSDT").
-		Side("BUY").
-		Type("LIMIT").
-		Quantity(1).
-		Price(100).
-		Do(ctx)
+	orderResp, err := s.client.NewCreateOrderService().Symbol(symbol).
+		Side(side).Type(orderType).
+		Quantity(quantity).
+		NewClientOrderId(clientOrderId).
+		NewOrderRespType(respType).
+		Do(newContext())
 
-	s.r().NoError(err)
-	e := &CreateOrderResponseFULL{
-		Symbol:  "BTCUSDT",
-		OrderId: 28,
+	r := s.r()
+	r.NoError(err)
+	r.NotNil(orderResp)
+
+	expectedResp := &CreateOrderResponseRESULT{
+		Symbol:                  "BTCUSDT",
+		OrderId:                 28,
+		OrderListId:             -1,
+		ClientOrderId:           "6gCrw2kRUAF9CvJDGP16IP",
+		TransactTime:            1507725176595,
+		Price:                   "0.00000000",
+		OrigQty:                 "10.00000000",
+		ExecutedQty:             "10.00000000",
+		CumulativeQuoteQty:      "10.00000000",
+		Status:                  "FILLED",
+		TimeInForce:             "GTC",
+		Type:                    "MARKET",
+		Side:                    "SELL",
+		WorkingTime:             1507725176595,
+		SelfTradePreventionMode: "NONE",
 	}
-	s.assertCreateOrderResponseEqual(e, res.(*CreateOrderResponseFULL))
+
+	s.assertCreateOrderResponseEqual(expectedResp, orderResp.(*CreateOrderResponseRESULT))
 }
 
-func (s *accountTestSuite) assertCreateOrderResponseEqual(e, a *CreateOrderResponseFULL) {
+func (s *baseTestSuite) assertCreateOrderResponseEqual(e, a *CreateOrderResponseRESULT) {
 	r := s.r()
 	r.Equal(e.Symbol, a.Symbol, "Symbol")
 	r.Equal(e.OrderId, a.OrderId, "OrderId")
+	r.Equal(e.OrderListId, a.OrderListId, "OrderListId")
+	r.Equal(e.ClientOrderId, a.ClientOrderId, "ClientOrderId")
+	r.Equal(e.TransactTime, a.TransactTime, "TransactTime")
+	r.Equal(e.Price, a.Price, "Price")
+	r.Equal(e.OrigQty, a.OrigQty, "OrigQty")
+	r.Equal(e.ExecutedQty, a.ExecutedQty, "ExecutedQty")
+	r.Equal(e.CumulativeQuoteQty, a.CumulativeQuoteQty, "CumulativeQuoteQty")
+	r.Equal(e.Status, a.Status, "Status")
+	r.Equal(e.TimeInForce, a.TimeInForce, "TimeInForce")
+	r.Equal(e.Type, a.Type, "Type")
+	r.Equal(e.Side, a.Side, "Side")
+	r.Equal(e.WorkingTime, a.WorkingTime, "WorkingTime")
+	r.Equal(e.SelfTradePreventionMode, a.SelfTradePreventionMode, "SelfTradePreventionMode")
 }
 
 func (s *accountTestSuite) TestCancelOrder() {
diff --git a/consts.go b/consts.go
index baae2eb..040c9f8 100644
--- a/consts.go
+++ b/consts.go
@@ -2,4 +2,4 @@ package binance_connector
 
 const Name = "binance-connector-go"
 
-const Version = "0.5.0"
+const Version = "0.5.1"
diff --git a/go.mod b/go.mod
index e5ce9da..10ba1ae 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.19
 require (
 	github.com/bitly/go-simplejson v0.5.0
 	github.com/gorilla/websocket v1.5.0
-	github.com/stretchr/testify v1.8.2
+	github.com/stretchr/testify v1.8.4
 )
 
 require (
diff --git a/go.sum b/go.sum
index 4bb3ae8..6d2d955 100644
--- a/go.sum
+++ b/go.sum
@@ -25,6 +25,8 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=