diff --git a/README.md b/README.md
index 9539d98..d31c292 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,7 @@ import PixieCacheKit
 struct MyApp: App {
     init() {
         // Configure to use a custom directory for file-based image caching.
-        PixieCacheKit.configure(directoryName: "MyAppCache")
+        PixieCacheKit.configure(directoryName: "MyAppCache", imageFormat: .jpeg)
       
         // OR 
       
diff --git a/Sources/PixieCacheKit/Internal/CacheManager.swift b/Sources/PixieCacheKit/Internal/CacheManager.swift
index c5f0c7b..0ffd495 100644
--- a/Sources/PixieCacheKit/Internal/CacheManager.swift
+++ b/Sources/PixieCacheKit/Internal/CacheManager.swift
@@ -23,7 +23,8 @@ public class CacheManager {
     
     ///  The name of the cache directory used by PixieCacheKit for file-based image caching.
     public var cacheDirectoryName = "PixieImageCache"
-    
+    public var imageFormat: ImageFormat = .jpeg
+
     /// Create a directory if it doesn't exist at the specified path.
     public func createCacheDirectory() {
         // Directory path.
@@ -50,7 +51,7 @@ public class CacheManager {
     private func getImagePath(key: String) -> URL? {
         guard let cacheURL = getCacheDirectoryPath() else { return nil }
         
-        return cacheURL.appendingPathComponent(key + ".jpeg")
+        return cacheURL.appendingPathComponent(key + imageFormat.rawValue)
     }
     
     /// Append an image in the specified directory with the given key(name).
diff --git a/Sources/PixieCacheKit/Internal/ImageFormat.swift b/Sources/PixieCacheKit/Internal/ImageFormat.swift
new file mode 100644
index 0000000..1c2825c
--- /dev/null
+++ b/Sources/PixieCacheKit/Internal/ImageFormat.swift
@@ -0,0 +1,17 @@
+//  ImageFormat.swift
+//
+//  Author: Aum Chauhan
+//  Date: 25/8/2023
+//  GitHub: https://github.com/aum-chauhan-175
+
+import Foundation
+
+@available(iOS 15.0, *)
+/// Enumeration representing supported image formats in PixieCacheKit.
+public enum ImageFormat: String {
+    /// `jpeg` stores images in .jpeg format.
+    case jpeg = ".jpeg"
+    
+    /// `png` stores images in .png format.
+    case png = ".png"
+}
diff --git a/Sources/PixieCacheKit/Public/PixieCacheKit.swift b/Sources/PixieCacheKit/Public/PixieCacheKit.swift
index bc4d8cc..d8d0f18 100644
--- a/Sources/PixieCacheKit/Public/PixieCacheKit.swift
+++ b/Sources/PixieCacheKit/Public/PixieCacheKit.swift
@@ -11,11 +11,16 @@ public struct PixieCacheKit {
     private init() { }
     
     /// Configure PixieCacheKit to use a custom directory for file-based image caching.
-    /// - Parameter directoryName: The name of the custom cache directory.
-    public static func configure(directoryName: String) {
+    /// - Parameters:
+    ///   - directoryName: The name of the custom cache directory.
+    ///   - imageFormat: Choose the image format (`.jpeg` & `.png`) for file manager caching.
+    public static func configure(directoryName: String, imageFormat: ImageFormat) {
         // Configuring directory name
         CacheManager.shared.cacheDirectoryName = directoryName
         
+        // Configuring image format
+        CacheManager.shared.imageFormat = imageFormat
+        
         // Configuring storage location.
         CacheManager.shared.storageLocation = .fileManager