diff --git a/package.json b/package.json
index 1952135..24485aa 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
         "lint:commit-message": "commitlint -e",
         "lint": "yarn lint:code && yarn lint:prettier",
         "prettify": "yarn lint:prettier --write",
-        "prepublishOnly": "npm run build"
+        "postinstall": "npm run build"
     },
     "repository": {
         "type": "git",
diff --git a/src/BinanceApiClient.ts b/src/BinanceApiClient.ts
index 30de731..4410f0f 100644
--- a/src/BinanceApiClient.ts
+++ b/src/BinanceApiClient.ts
@@ -774,7 +774,7 @@ export class BinanceApiClient {
         ...parameters: [string, any][]
     ): Promise<any> {
         const apiUrl: URL = new URL(
-            Path.join("/api", apiVersion, accessedResource),
+            Path.join("api", apiVersion, accessedResource),
             "https://api.binance.com"
         );