diff --git a/bin/config.js b/bin/config.js
index 1c649e1..03259f5 100644
--- a/bin/config.js
+++ b/bin/config.js
@@ -64,7 +64,7 @@ const DFsConfig = () => {
     let chunkSize = parseInt(CHUNK_SIZE, 10)
     if (!_.isFinite(chunkSize)
         || chunkSize < 1
-        || chunkSize > 8388608) chunkSize = 7864320 // 7.5 MB
+        || chunkSize > 26109542) chunkSize = 25165824 // 24 MB
 
     // Set proper request timeout
     let timeout = parseInt(REQUEST_TIMEOUT, 10)
diff --git a/src/DFs/index.js b/src/DFs/index.js
index b4b9daa..a80083c 100644
--- a/src/DFs/index.js
+++ b/src/DFs/index.js
@@ -8,7 +8,7 @@ const AsyncStreamProcessorWithConcurrency = require('./lib/AsyncStreamProcessorW
 const AsyncStreamProcessor = require('./lib/AsyncStreamProcessor')
 const StreamChunker = require('./lib/StreamChunker')
 
-const DEFAULT_CHUNK_SIZE = 7864320 // 7.5MB
+const DEFAULT_CHUNK_SIZE = 25165824 // 24MB
 const DEFAULT_ENCRYPTION = 'aes-256-ctr'
 const DEFAULT_REST_OPTS = { version: 10, timeout: 60000 }
 const DEFAULT_MAX_UPLOAD_CONCURRENCY = 3
@@ -31,8 +31,8 @@ class DiscordFileSystem {
 
         if (!_.isFinite(this.chunkSize)
             || this.chunkSize < 1
-            || this.chunkSize > 8388608) {
-            throw new Error('Invalid chunkSize - chunkSize should be valid number and > 1 and < 8388608')
+            || this.chunkSize > 26109542) {
+            throw new Error('Invalid chunkSize - chunkSize should be valid number and > 1 and < 26109542')
         }
 
         const { timeout } = opts.restOpts