diff --git a/core/src/main/java/org/apache/struts2/components/Param.java b/core/src/main/java/org/apache/struts2/components/Param.java
index 63a52106d..dd3e3c334 100644
--- a/core/src/main/java/org/apache/struts2/components/Param.java
+++ b/core/src/main/java/org/apache/struts2/components/Param.java
@@ -126,8 +126,7 @@ public class Param extends Component {
 
                 Object value = findValue(this.value);
                 if (suppressEmptyParameters) {
-                    String potentialValue = (String) value;
-                    if (potentialValue != null && potentialValue.length() > 0) {
+                    if (value != null && !value.toString().isEmpty()) {
                         component.addParameter(name, value);
                     }
                 } else {