diff --git a/src/main/java/com/binance/api/client/security/AuthenticationInterceptor.java b/src/main/java/com/binance/api/client/security/AuthenticationInterceptor.java
index 197aaabcb..ed1fa6ad5 100755
--- a/src/main/java/com/binance/api/client/security/AuthenticationInterceptor.java
+++ b/src/main/java/com/binance/api/client/security/AuthenticationInterceptor.java
@@ -43,7 +43,7 @@ public Response intercept(Chain chain) throws IOException {
 
         // Endpoint requires signing the payload
         if (isSignatureRequired) {
-            String payload = original.url().query();
+            String payload = original.url().encodedQuery();
             if (!StringUtils.isEmpty(payload)) {
                 String signature = HmacSHA256Signer.sign(payload, secret);
                 HttpUrl signedUrl = original.url().newBuilder().addQueryParameter("signature", signature).build();