diff --git a/aws-serverless-java-container-core/pom.xml b/aws-serverless-java-container-core/pom.xml
index 3c2334922..f77536a43 100644
--- a/aws-serverless-java-container-core/pom.xml
+++ b/aws-serverless-java-container-core/pom.xml
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-fileupload2-jakarta-servlet6</artifactId>
-            <version>2.0.0-M2</version>
+            <version>2.0.0-M4</version>
         </dependency>
 
         <dependency>
diff --git a/aws-serverless-java-container-core/src/main/java/com/amazonaws/serverless/proxy/internal/servlet/AwsHttpServletRequest.java b/aws-serverless-java-container-core/src/main/java/com/amazonaws/serverless/proxy/internal/servlet/AwsHttpServletRequest.java
index bde53961f..0029ee2d4 100644
--- a/aws-serverless-java-container-core/src/main/java/com/amazonaws/serverless/proxy/internal/servlet/AwsHttpServletRequest.java
+++ b/aws-serverless-java-container-core/src/main/java/com/amazonaws/serverless/proxy/internal/servlet/AwsHttpServletRequest.java
@@ -493,7 +493,7 @@ public Part getPart(String s)
     }
 
     @SuppressFBWarnings({"FILE_UPLOAD_FILENAME", "WEAK_FILENAMEUTILS"})
-    protected Map<String, List<Part>> getMultipartFormParametersMap() {
+    protected Map<String, List<Part>> getMultipartFormParametersMap() throws IOException {
         if (multipartFormParameters != null) {
             return multipartFormParameters;
         }
@@ -519,7 +519,6 @@ protected Map<String, List<Part>> getMultipartFormParametersMap() {
                 item.getHeaders().getHeaderNames().forEachRemaining(h -> {
                     newPart.addHeader(h, item.getHeaders().getHeader(h));
                 });
-
                 addPart(multipartFormParameters, item.getFieldName(), newPart);
             }
         } catch (FileUploadException e) {