diff --git a/CHANGELOG.md b/CHANGELOG.md
index c73dffa..3e4a7b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# [1.7.0](https://github.com/amalv/apollo-server-lambda-postgres/compare/v1.6.0...v1.7.0) (2023-10-31)
+
+
+### Features
+
+* enhance environment configuration and database synchronization ([5c8e1d3](https://github.com/amalv/apollo-server-lambda-postgres/commit/5c8e1d32349a8309e289f7601188b1071b44a19c))
+
 # [1.6.0](https://github.com/amalv/apollo-server-lambda-postgres/compare/v1.5.0...v1.6.0) (2023-10-31)
 
 
diff --git a/src/data-source.ts b/src/data-source.ts
index 399ad76..92a9f6c 100644
--- a/src/data-source.ts
+++ b/src/data-source.ts
@@ -14,9 +14,9 @@ const requiredEnvVars = [
   "DB_SSL_CERT",
 ];
 
-if (process.env.NODE_ENV !== "production") {
-  config();
-}
+const envPath =
+  process.env.NODE_ENV === "production" ? ".env.production" : ".env.local";
+config({ path: envPath });
 
 validateEnvVars(requiredEnvVars);
 
@@ -27,7 +27,7 @@ const options: DataSourceOptions = {
   username: process.env.DB_USERNAME,
   password: process.env.DB_PASSWORD,
   database: process.env.DB_NAME,
-  synchronize: false,
+  synchronize: process.env.NODE_ENV !== "production",
   logging: false,
   entities: [Book, User],
   migrations: [],