Camel-AWS2-STS: Default region is aws-global
diff --git a/components/camel-aws2-sts/src/main/java/org/apache/camel/component/aws2/sts/STS2Configuration.java b/components/camel-aws2-sts/src/main/java/org/apache/camel/component/aws2/sts/STS2Configuration.java
index f554dcb..07d07bd 100644
--- a/components/camel-aws2-sts/src/main/java/org/apache/camel/component/aws2/sts/STS2Configuration.java
+++ b/components/camel-aws2-sts/src/main/java/org/apache/camel/component/aws2/sts/STS2Configuration.java
@@ -22,6 +22,7 @@
 import org.apache.camel.spi.UriParams;
 import org.apache.camel.spi.UriPath;
 import software.amazon.awssdk.core.Protocol;
+import software.amazon.awssdk.regions.Region;
 import software.amazon.awssdk.services.sts.StsClient;
 
 @UriParams
@@ -45,8 +46,8 @@
     private String proxyHost;
     @UriParam
     private Integer proxyPort;
-    @UriParam
-    private String region;
+    @UriParam(defaultValue = "aws-global")
+    private String region = Region.AWS_GLOBAL.id();
     @UriParam(defaultValue = "false")
     private boolean pojoRequest;
     @UriParam(defaultValue = "false")