diff --git a/Cargo.toml b/Cargo.toml
index b3780e6..db9826f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,3 +22,6 @@ chrono = { version = "0.4", features = ["serde"] }
 tokio = { version = "1", features = ["full", "test-util"] }
 wiremock = "0.6"
 serde_json = "1"
+dotenvy = "0.15"
+chrono = { version = "0.4", features = ["serde"] }
+uuid = { version = "1", features = ["serde", "v4"] }
diff --git a/examples/apps.rs b/examples/apps.rs
index f677e0e..5308a69 100644
--- a/examples/apps.rs
+++ b/examples/apps.rs
@@ -2,6 +2,7 @@ use onspring::{OnspringClient, PagingRequest};
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
 
diff --git a/examples/fields.rs b/examples/fields.rs
index 711876b..7d5c591 100644
--- a/examples/fields.rs
+++ b/examples/fields.rs
@@ -2,6 +2,7 @@ use onspring::{OnspringClient, PagingRequest};
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
   let app_id: i32 = std::env::var("TEST_APP_ID")
diff --git a/examples/files.rs b/examples/files.rs
index c947335..4021401 100644
--- a/examples/files.rs
+++ b/examples/files.rs
@@ -2,6 +2,7 @@ use onspring::{OnspringClient, SaveFileRequest};
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
   let record_id: i32 = std::env::var("TEST_RECORD")
diff --git a/examples/lists.rs b/examples/lists.rs
index 8d95800..4070479 100644
--- a/examples/lists.rs
+++ b/examples/lists.rs
@@ -2,6 +2,7 @@ use onspring::{OnspringClient, SaveListItemRequest};
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
   let list_id: i32 = std::env::var("TEST_LIST_ID")
diff --git a/examples/ping.rs b/examples/ping.rs
index 4ccf528..e7075c3 100644
--- a/examples/ping.rs
+++ b/examples/ping.rs
@@ -2,6 +2,7 @@ use onspring::OnspringClient;
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
 
diff --git a/examples/records.rs b/examples/records.rs
index 95af31a..ae0ca6e 100644
--- a/examples/records.rs
+++ b/examples/records.rs
@@ -3,6 +3,7 @@ use std::collections::HashMap;
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
   let app_id: i32 = std::env::var("TEST_SURVEY_ID")
diff --git a/examples/reports.rs b/examples/reports.rs
index 3346689..e5cd9f1 100644
--- a/examples/reports.rs
+++ b/examples/reports.rs
@@ -2,6 +2,7 @@ use onspring::{OnspringClient, PagingRequest};
 
 #[tokio::main]
 async fn main() -> onspring::Result<()> {
+  dotenvy::dotenv().ok();
   let base_url = std::env::var("API_BASE_URL").expect("API_BASE_URL is required");
   let api_key = std::env::var("SANDBOX_API_KEY").expect("SANDBOX_API_KEY is required");
   let app_id: i32 = std::env::var("TEST_SURVEY_ID")
diff --git a/tests/integration_common/mod.rs b/tests/integration_common/mod.rs
index 292d84e..7146319 100644
--- a/tests/integration_common/mod.rs
+++ b/tests/integration_common/mod.rs
@@ -1,7 +1,17 @@
 use onspring::OnspringClient;
 use std::collections::HashMap;
+use std::sync::Once;
+
+static INIT: Once = Once::new();
+
+pub fn load_env() {
+  INIT.call_once(|| {
+    dotenvy::dotenv().ok();
+  });
+}
 
 pub fn required_env(name: &str) -> String {
+  load_env();
   std::env::var(name).unwrap_or_else(|_| panic!("{} is not defined", name))
 }