diff --git a/README.md b/README.md
index c301c5b..870f5e1 100644
--- a/README.md
+++ b/README.md
@@ -22,8 +22,7 @@ class QuoteService {
 To make a request using SwiftRequest, you can do the following:
 
 ```swift
-let baseURL = URL(string: "https://api.quotable.io")!
-let service = QuoteService(baseURL: baseURL)
+let service = QuoteService(baseURL: "https://api.quotable.io")
 let (quotes, _) = try await service.getRandomQuotes(limit: 5)
 let (quote, _) = try await service.getQuote(by: "69Ldsxcdm-")
 ```
@@ -81,4 +80,4 @@ SwiftRequest provides several parameters that can be used in conjunction with th
 
 ## License
 
-SwiftRequest is available under the MIT license. See the [LICENSE](LICENSE) for details.
\ No newline at end of file
+SwiftRequest is available under the MIT license. See the [LICENSE](LICENSE) for details.
diff --git a/Sources/SwiftRequest/Service.swift b/Sources/SwiftRequest/Service.swift
index 7a1747d..0f96c36 100644
--- a/Sources/SwiftRequest/Service.swift
+++ b/Sources/SwiftRequest/Service.swift
@@ -5,7 +5,15 @@ public protocol Service {
 }
 
 extension Service {
-    public init(baseURL: URL) {
-        self.init(baseURL: baseURL, session: .shared)
+    public init(baseURL: URL, session: URLSession = .shared) {
+        self.init(baseURL: baseURL, session: session)
+    }
+    
+    public init(baseURL: String, session: URLSession = .shared) {
+        guard let baseURL = URL(string: baseURL) else {
+            fatalError("Invalid baseURL")
+        }
+        
+        self.init(baseURL: baseURL, session: session)
     }
 }
diff --git a/Sources/SwiftRequestClient/main.swift b/Sources/SwiftRequestClient/main.swift
index 953a245..0c4b808 100644
--- a/Sources/SwiftRequestClient/main.swift
+++ b/Sources/SwiftRequestClient/main.swift
@@ -1,7 +1,6 @@
 import Foundation
 
-let baseURL = URL(string: "https://api.quotable.io")!
-let service = QuoteService(baseURL: baseURL)
+let service = QuoteService(baseURL: "https://api.quotable.io")
 
 do {
     let (quotes, _) = try await service.getRandomQuotes(limit: 3)