diff --git a/core/src/main/java/org/apache/struts2/dispatcher/multipart/AbstractMultiPartRequest.java b/core/src/main/java/org/apache/struts2/dispatcher/multipart/AbstractMultiPartRequest.java
index a4616a0ca..e8806d370 100644
--- a/core/src/main/java/org/apache/struts2/dispatcher/multipart/AbstractMultiPartRequest.java
+++ b/core/src/main/java/org/apache/struts2/dispatcher/multipart/AbstractMultiPartRequest.java
@@ -101,7 +101,7 @@ public abstract class AbstractMultiPartRequest implements MultiPartRequest {
         this.maxFiles = Long.parseLong(maxFiles);
     }
 
-    @Inject(StrutsConstants.STRUTS_MULTIPART_MAXFILESIZE)
+    @Inject(value = StrutsConstants.STRUTS_MULTIPART_MAXFILESIZE, required = false)
     public void setMaxFileSize(String maxFileSize) {
         this.maxFileSize = Long.parseLong(maxFileSize);
     }
diff --git a/core/src/main/resources/org/apache/struts2/default.properties b/core/src/main/resources/org/apache/struts2/default.properties
index 0b904f186..c516604bf 100644
--- a/core/src/main/resources/org/apache/struts2/default.properties
+++ b/core/src/main/resources/org/apache/struts2/default.properties
@@ -69,7 +69,7 @@ struts.multipart.parser=jakarta
 struts.multipart.saveDir=
 struts.multipart.maxSize=2097152
 struts.multipart.maxFiles=256
-struts.multipart.maxFileSize=2097152
+# struts.multipart.maxFileSize=
 
 ### Load custom property files (does not override struts.properties!)
 # struts.custom.properties=application,org/apache/struts2/extension/custom