--- a/Aws/AwsS3StoragePlugin.cpp	Thu Jul 16 16:22:07 2026 +0200
+++ b/Aws/AwsS3StoragePlugin.cpp	Wed Jul 22 11:20:16 2026 +0200
@@ -30,6 +30,7 @@
 #include <aws/s3/model/PutObjectTaggingRequest.h>
 #include <aws/s3/model/Tag.h>
 #include <aws/core/auth/AWSCredentialsProvider.h>
+#include <aws/core/client/DefaultRetryStrategy.h>
 #include <aws/core/utils/HashingUtils.h>
 #include <aws/core/utils/logging/DefaultLogSystem.h>
 #include <aws/core/utils/logging/DefaultCRTLogSystem.h>
@@ -547,6 +548,7 @@
 
   const unsigned int requestTimeout = pluginSection.GetUnsignedIntegerValue("RequestTimeout", 1200);
   const unsigned int maxConnections = pluginSection.GetUnsignedIntegerValue("MaxConnections", 25);
+  const unsigned int maxRetries = pluginSection.GetUnsignedIntegerValue("MaxRetries", 10);
   const bool virtualAddressing = pluginSection.GetBooleanValue("VirtualAddressing", true);
   const bool enableAwsSdkLogs = pluginSection.GetBooleanValue("EnableAwsSdkLogs", false);
   const std::string caFile = orthancConfig.GetStringValue("HttpsCACertificates", "");
@@ -578,6 +580,8 @@
     configuration.requestTimeoutMs  = requestTimeout * 1000;
     configuration.httpRequestTimeoutMs = requestTimeout * 1000;
     configuration.maxConnections = maxConnections;
+    configuration.retryStrategy = Aws::MakeShared<Aws::Client::DefaultRetryStrategy>(ALLOCATION_TAG, maxRetries);
+    
 
     if (!endpoint.empty())
     {

--- a/NEWS	Thu Jul 16 16:22:07 2026 +0200
+++ b/NEWS	Wed Jul 22 11:20:16 2026 +0200
@@ -4,6 +4,8 @@
 * AWS plugin:
  * New configuration "MaxConnections" to define the size of the HTTP connection pool used
    by the AWS HTTP Client (default is 25).
+ * New configuration "MaxRetries" to define the number of retries for the AWS HTTP Client 
+  (default is 10).
    
 
 2026-06-22 - v 2.5.3

--- a/README.md	Thu Jul 16 16:22:07 2026 +0200
+++ b/README.md	Wed Jul 22 11:20:16 2026 +0200
@@ -132,6 +132,7 @@
         "ConnectionTimeout": 30,        // optional: connection timeout in seconds
         "RequestTimeout": 1200,         // optional: request timeout in seconds (max time to upload/download a file)
         "MaxConnections": 25,           // optional: number of HTTP connections in the pool used by the AWS HTTP client.
+        "MaxRetries": 10,               // optional: max number of retries for the AWS HTTP client.
         "RootPath": "",                 // optional: folder in which files are stored (ex: my/path/to/myfolder)
         "StorageEncryption" : {...},    // optional
         "StorageStructure" : "flat",    // optional